Hobbydex / RC cars / XRAY / XB4 / XB4'21

XRAY XB4'21

Platform: XB4
Scale: 1/10
Type: buggy · 4WD · electric
Year: 2021 model
Manual: manufacturer website
Parts list: manufacturer website
Exploded view: manufacturer website
Build: Kit
Status: released

Bearings (5 sizes)

Sizes of the bearings in the box; the count per car is not in our source for this release.

Size	Parts
5x8x2.5mm ball bearing (MR85)	940508
5x10x4mm ball bearing (MR105)	359050, 940510
5x12x4mm ball bearing	940513
8x14x4mm ball bearing (MR148)	940815
10x15x4mm ball bearing (6700)	941014, 941015

Also 1 bearing part of unknown size: 369000.

Bearing kits for this car

Kit	Bearings	Against the box
Fast Eddy Bearings TFE1218 XRAY XB4 Sealed Bearing Kit	22	every size
Fast Eddy Bearings TFE5734 XRAY XB4 Ceramic Sealed Bearing Kit	22	every size
Fast Eddy Bearings TFE6567 XRAY XB4 ‘21 Sealed Bearing Kit	22	every size
Fast Eddy Bearings TFE6568 XRAY XB4 ‘21 Ceramic Sealed Bearing Kit	22	every size
Fast Eddy Bearings TFE7503 XRAY XB4 ’22 Sealed Bearing Kit	23	every size
Fast Eddy Bearings TFE7504 XRAY XB4 ’22 Ceramic Sealed Bearing Kit	23	every size
Fast Eddy Bearings TFE10255 XRAY XB4 ’20 Sealed Bearing Kit	22	every size
Fast Eddy Bearings TFE10256 XRAY XB4 ’20 Ceramic Sealed Bearing Kit	22	every size
RCScrewZ xra164b Team XRAY XB4 2024 Carpet/Dirt (#360014/15) Compatible Metal Shielded Bearing Kit		every size
RCScrewZ xra164r Team XRAY XB4 2024 Carpet/Dirt (#360014/15) Compatible Rubber Shielded Bearing Kit		every size

2 more made for other cars on the XB4

Avid RC AV-XRAY-XB4-C-26 Xray XB4C '26 Bearing Kit · for XB4C'26
Avid RC AV-XRAY-XB4-D-26 Xray XB4D '26 Bearing Kit · for XB4D'26

Screw kits for this car (5)

RCScrewZ xra041 Xray XB4 1/10th Buggy Stainless Steel Screw Kit
RCScrewZ xra046 Xray XB4 2014 1/10th Buggy Stainless Screw Kit
RCScrewZ xra051 Xray XB4 4wd (2016) Stainless Screw Kit
RCScrewZ xra060 Xray XB4 2017 (#360004) Stainless Steel Screw Kit
RCScrewZ xra164 Team XRAY XB4 2024 Carpet/Dirt (#360014/15) Compatible Stainless Screw Kit

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In the box (206)

Ball ends and links (11)

Number	Name	Pack	Brand
302665	COMPOSITE BALL JOINT 4.9MM - CLOSED WITH HOLE	4	XRAY
303431-K	ALU 4.9MM BALL END - BLACK	2	XRAY
303454	COMPOSITE BALL JOINT 4.9MM - OPEN	4	XRAY
322610	ADJUSTABLE TURNBUCKLE 55MM M3 L/R - HUDY SPRING STEEL	2	XRAY
352460	PIVOT BALL 5.8	10	XRAY
352610	ADJ. TURNBUCKLE M3 L/R 45MM - SPRING STEEL - V3	2	XRAY
362610	ADJUSTABLE TURNBUCKLE 50MM M3 L/R - HUDY SPRING STEEL	2	XRAY
362650	BALL END 4.9MM WITH 6MM THREAD	2	XRAY
362651	BALL END 4.9MM WITH 8MM THREAD	2	XRAY
362652	BALL END 4.9MM WITH 10MM THREAD	2	XRAY
363240	BALL UNIVERSAL 5.8MM WITH BACKSTOP	2	XRAY

Bearings and bushings (8)

Number	Name	Pack	Brand
359050	BALL-BEARING 5x10x4 STEEL SEALED - GREASE - V2	2	XRAY
369000	XB4 SET OF HIGH-SPEED BALL-BEARINGS	22	XRAY
940508	BALL-BEARING 5x8x2.5 RUBBER SEALED - OIL	2	XRAY
940510	BALL-BEARING 5x10x4 RUBBER SEALED - OIL	2	XRAY
940513	BALL-BEARING 5x12x4 RUBBER SEALED - GREASE	2	XRAY
940815	BALL-BEARING 8x14x4 RUBBER SEALED - OIL	2	XRAY
941014	BALL-BEARING 10x15x4 RUBBER SEALED - GREASE	2	XRAY
941015	BALL-BEARING 10x15x4 RUBBER SEALED - OIL	2	XRAY

Body and covers (6)

Number	Name	Brand
188990	Professional Body Scissors	HUDY
361189	CARBON REAR BODY POST HOLDER	XRAY
361298	GRAPHITE CHASSIS WIRE COVER 2.0MM - V2	XRAY
369705	BODY FOR 1/10 4WD OFF-ROAD BUGGY - ALPHA 4	XRAY
369708	BODY FOR 1/10 4WD OFF-ROAD BUGGY - GAMMA 4C	XRAY
369710	BODY FOR 1/10 4WD OFF-ROAD BUGGY - GAMMA 4D	XRAY

Bumpers and guards (2)

Number	Name	Pack	Brand
361201	COMPOSITE FRONT BUMPER - ONE HOLE		XRAY
361269-H	COMPOSITE CHASSIS SIDE GUARDS L+R - HARD - V2		XRAY

Chassis and mounts (21)

Number	Name	Pack	Brand
306208	ALU SERVO MOUNT 21MM - BOTH SIDES THREADED		XRAY
306301	ANTENNA MOUNT - THIN		XRAY
326176	COMPOSITE LIPO BATTERY HOLDER FOR BENT SIDES CHASSIS (2+2)		XRAY
361109	XB4'21 ALU CHASSIS - SWISS 7075 T6 - 2MM		XRAY
361176	XB4'20/'21/'22 GRAPHITE CENTER UPPER DECK 2.2MM - V2		XRAY
361190	CARBON CHASSIS BRACE DECK - REAR		XRAY
361296	COMPOSITE CHASSIS BRACE FRONT - HARD		XRAY
361297	COMPOSITE CHASSIS BRACE REAR - HARD		XRAY
361322	BODY MOUNT - EXTRA-SHORT		XRAY
362006	DIFF BULKHEAD - HORIZONTAL SPLIT DESIGN (HS) - FRONT/REAR - SET		XRAY
362086	GRAPHITE SHOCK TOWER FOR HORIZONTAL SPLIT BULKHEAD (HS) - FRONT - 3.5MM		XRAY
363085	GRAPHITE SHOCK TOWER FOR HORIZONTAL SPLIT BULKHEAD (HS) - REAR - 3.5MM		XRAY
364013	ALU MOTOR BULKHEAD - LOW		XRAY
364023	COMPOSITE CENTRAL BULKHEAD - LOW		XRAY
364090	ALU ECCENTRIC MOTOR BULKHEAD INSERT - V3		XRAY
364122	ALU PLATE (MSC) - FRONT - 7075 T6 HARD COATED		XRAY
364123	ALU PLATE FOR (MSC) - REAR - 7075 T6 HARD COATED		XRAY
364141	ALU PLATE (MSC) - CENTER - 7075 T6 HARD COATED		XRAY
366050	COMPOSITE RADIO PLATE - V2		XRAY
366143	COMPOSITE BATTERY HOLDER STAND - SHORT	2	XRAY
366220	INDEPENDENT SERVO MOUNT - SET - V2		XRAY

Decals (1)

Number	Name	Pack	Brand
397311	XRAY STICKER FOR BODY - WHITE		XRAY

Differential (13)

Number	Name	Brand
109801	Alu Tray for 1/10 Off-Road Diff & Shocks	HUDY
109840	Alu Tray for 1/10 Off-Road Diff Assembly	HUDY
304930	COMPOSITE GEAR DIFF BEVEL & SATELLITE GEARS (2+4)	XRAY
304932	GRAPHITE GEAR DIFF BEVEL & SATELLITE GEARS (2+4) - LOW	XRAY
364903	GEAR DIFFERENTIAL - LARGE VOLUME - SET	XRAY
364904	GEAR CENTER DIFFERENTIAL - LARGE VOLUME - SET	XRAY
364912	COMPOSITE GEAR DIFFERENTIAL CASE - LARGE VOLUME	XRAY
364913	COMPOSITE CENTER GEAR DIFFERENTIAL ADAPTER - LARGE VOLUME	XRAY
364920	COMPOSITE GEAR DIFFERENTIAL COVER - LARGE VOLUME	XRAY
364940	STEEL DIFFERENTIAL BEVEL GEAR FOR LARGE VOLUME DIFF 40T	XRAY
364963	CENTER GEAR DIFF OUTDRIVE ADAPTER FOR LARGE VOLUME DIFF (1+1)	XRAY
364981	COMPOSITE CENTER DIFF SPUR GEAR 81T / 48	XRAY
365127	STEEL BEVEL DRIVE GEAR - FOR HORIZONTAL SPLIT BULKHEAD (HS) - 16T	XRAY

Drivetrain (11)

Number	Name	Pack	Brand
108905	Universal Exclusive Set-Up System For 1/10 Off-Road Cars		HUDY
325340	REAR DRIVE AXLE LB - HUDY SPRING STEEL		XRAY
364115	3-PAD SHAFT (MSC) - HUDY SPRING STEEL		XRAY
364173	OUTDRIVE ADAPTER (MSC) - REAR - HUDY SPRING STEEL		XRAY
364174	OUTDRIVE ADAPTER (MSC) - FRONT - HUDY SPRING STEEL		XRAY
365230	DRIVE SHAFT COUPLING - HUDY SPRING STEEL		XRAY
365240	FRONT DRIVE AXLE - HUDY SPRING STEEL		XRAY
365353	ALU WHEEL HUB 12MM - O SLOTS - V2	2	XRAY
365431	CENTRAL DRIVE SHAFT 111MM - HUDY SPRING STEEL		XRAY
365432	CENTRAL DRIVE SHAFT 79MM - HUDY SPRING STEEL		XRAY
365443	CENTRAL SHAFT UNIVERSAL JOINT (HS)		XRAY

Electronics (3)

Number	Name	Pack	Brand
107855	Pit LED		HUDY
109880	Alu Tray for Accessories & Pit LED		HUDY
306310	ANTENNA	2	XRAY

Gears and transmission (4)

Number	Name	Pack	Brand
364100	XB4 MULTI-ADJUSTABLE SLIPPER CLUTCH (MSC) - SET		XRAY
364131	SLIPPER CLUTCH PAD SLS - SOFT	3	XRAY
364132	SLIPPER CLUTCH PAD BLACK - MEDIUM	2	XRAY
364182	SLIPPER CLUTCH SPRING C=46 - BLACK		XRAY

Nuts (6)

Number	Name	Pack	Brand
108960	Alu Nut for 1/10 Off-Road Set-Up System	4	HUDY
332540	ALU SERVO SAVER ADJUSTABLE NUT		XRAY
364191	ALU NUT (MSC)		XRAY
368040	ALU SHOCK ADJUSTABLE NUT	2	XRAY
960030	NUT M3	10	XRAY
960240	NUT M4 WITH SERRATED FLANGE	10	XRAY

O-rings and seals (7)

Number	Name	Pack	Brand
304990	DIFF GASKET	4	XRAY
970080	O-RING 8x1	10	XRAY
970100	O-RING 10 x 1.5	10	XRAY
970120	O-RING 12 x 1.0	10	XRAY
970140	O-RING 14 x 1.5	10	XRAY
971050	SILICONE O-RING 5x1.5	10	XRAY
972031	SILICONE O-RING 3x2.1	10	XRAY

Oils and greases (1)

Number	Name	Pack	Brand
106210	Graphite Grease		HUDY

Pins and clips (13)

Number	Name	Pack	Brand
106036	Ejector Pivot Pin & Alternating Pivot 2.5mm for #106000		HUDY
106053	Set of Replacement Drive Shaft Pins 2.5x10	10	HUDY
304980	COMPOSITE GEAR DIFF CROSS PIN		XRAY
325324	REAR DRIVE SHAFT 75MM WITH 2.5MM PIN - HUDY SPRING STEEL		XRAY
327210	FRONT SUSPENSION PIVOT PIN	2	XRAY
365225	FRONT DRIVE SHAFT 83MM WITH 2.5MM PIN - HUDY SPRING STEEL		XRAY
367210	SUSPENSION PIVOT PIN	2	XRAY
367220	FRONT ARM PIVOT PIN	2	XRAY
965023	E-CLIP 2.3	10	XRAY
980210	PIN 2x9.8	10	XRAY
980212	PIN 2x11.6	10	XRAY
981208	PIN 2x8	10	XRAY
981210	PIN 2x10	10	XRAY

Screws (19)

Number	Name	Pack	Brand
901303	HEX SCREW SB M3x3	10	XRAY
901304	HEX SCREW SB M3x4	10	XRAY
901306	HEX SCREW SB M3x6	10	XRAY
901308	HEX SCREW SB M3x8	10	XRAY
902205	HEX SCREW SH M2x5	10	XRAY
902254	HEX SCREW SH M2.5x4	10	XRAY
902305	HEX SCREW SH M3x5	10	XRAY
902306	HEX SCREW SH M3x6	10	XRAY
902308	HEX SCREW SH M3x8	10	XRAY
902310	HEX SCREW SH M3x10	10	XRAY
902312	HEX SCREW SH M3x12	10	XRAY
902314	HEX SCREW SH M3x14	10	XRAY
902316	HEX SCREW SH M3x16	10	XRAY
902318	HEX SCREW SH M3x18	10	XRAY
903258	HEX SCREW SFH M2.5x8	10	XRAY
903306	HEX SCREW SFH M3x6	10	XRAY
903308	HEX SCREW SFH M3x8	10	XRAY
903310	HEX SCREW SFH M3x10	10	XRAY
903312	HEX SCREW SFH M3x12	10	XRAY

Shock springs (4)

Number	Name	Pack	Brand
368184	FRONT SPRING-SET - 2 DOTS	2	XRAY
368194	FRONT SPRING-SET L=42MM - 4 DOTS	2	XRAY
368285	REAR SPRING-SET - 2 DOTS	2	XRAY
368293	REAR SPRING-SET L=57MM - 3 DOTS	2	XRAY

Shocks (10)

Number	Name	Pack	Brand
368010	COMPOSITE SHOCK PARTS		XRAY
368031	SHOCK PISTONS - COMPLETE SET - DELRIN		XRAY
368042	COMPOSITE SHOCK BUSHING & SHIM FOR ALU CAP (2+2)		XRAY
368045	STEEL SHOCK STANDOFFS	2	XRAY
368121	ALU FRONT SHOCK BODY 32MM - V2	2	XRAY
368140	ALU LOWER SHOCK BODY CAP	2	XRAY
368161	FRONT HARDENED SHOCK SHAFT 42MM	2	XRAY
368200	REAR SHOCK ABSORBERS COMPLETE SET	2	XRAY
368220	ALU REAR SHOCK BODY	2	XRAY
368260	REAR HARDENED SHOCK SHAFT	2	XRAY

Spur gears (1)

Number	Name	Pack	Brand
365881	COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 81T / 48		XRAY

Steering (10)

Number	Name	Pack	Brand
332561	SERVO SAVER SPRING C=14		XRAY
356200	BRAKE/THROTTLE ARMS & STEERING SERVO ARMS - SET		XRAY
362250-H	COMPOSITE STEERING BLOCK - HARD		XRAY
362290	STEEL STEERING BUSHING - SHORT - NICKEL COATED	2	XRAY
362291	STEEL STEERING BUSHING - LONG - NICKEL COATED	2	XRAY
362510	COMPOSITE SERVO SAVER		XRAY
362540	ALU SERVO SAVER MAIN SHAFT		XRAY
362552	SERVO SAVER PIVOT SHAFT +5MM	2	XRAY
362571	COMPOSITE STEERING PLATE		XRAY
362581	CARBON STEERING BRACE		XRAY

Suspension (16)

Number	Name	Pack	Brand
323354-H	COMPOSITE UPRIGHT REAR - UPPER POSITION - HARD		XRAY
323382	ALU REAR HUB PLATE FOR MULTI ADJ. UPRIGHT - 1-HOLE - SWISS 7075 T6		XRAY
324172	COMPOSITE ADJUSTMENT BALL-BEARING HUB - 1+2+3 DOTS	2	XRAY
362210-H	COMPOSITE C-HUB 9° DEG. RIGHT - HARD		XRAY
362220-H	COMPOSITE C-HUB 9° DEG. LEFT - HARD		XRAY
362313	ALU LOWER SUSP. HOLDER FOR HORIZONTAL SPLIT BULKHEAD (HS) - FRONT-FRONT		XRAY
362315	CLOSED ECCENTRIC BUSHING SET	2	XRAY
362316	OPEN ECCENTRIC BUSHING SET	2	XRAY
362323	ALU LOWER SUSP. HOLDER FOR HORIZONTAL SPLIT BULKHEAD (HS) - FRONT-REAR		XRAY
362370	COMPOSITE INLINE HUB FOR BEVEL DRIVE GEAR - REAR HS BULKHEAD - 1+2+3 DOTS		XRAY
362371	COMPOSITE ANGLED HUB FOR BEVEL DRIVE GEAR - FRONT HS BULKHEAD - 1 DOT		XRAY
362373	COMPOSITE ANGLED HUB FOR BEVEL DRIVE GEAR - FRONT HS BULKHEAD - 3 DOTS		XRAY
362400	ANTI-ROLL BAR 1.0MM SET		XRAY
362478	ANTI-ROLL BAR 1.8MM		XRAY
363316	ALU LOWER SUSP. HOLDER FOR HORIZONTAL SPLIT BULKHEAD (HS) - REAR-FRONT		XRAY
363325	ALU LOWER SUSP. HOLDER FOR HORIZONTAL SPLIT BULKHEAD (HS) - REAR-REAR		XRAY

Tools (16)

Number	Name	Pack	Brand
105500	Universal Tire Balancing Station - V2		HUDY
106000	Drive Pin Replacement Tool (for 3mm Pins)		HUDY
107701	Chassis Droop Gauge Support Blocks 20mm 1/10 Off-road	2	HUDY
107740	Adjustable Ride Height Gauge 14-20mm		HUDY
107742	Adjustable Ride Height Gauge 20-30mm		HUDY
107880	Chassis Balancing Tool V2		HUDY
108160	1/10 Off-Road Car Stand - V2		HUDY
108201	Flat Set-up Board for 1/10 Touring Cars		HUDY
108203	Flat Set-up Board for 1/10 Touring Cars - Silver Grey		HUDY
108204	Flat Set-up Board for 1/10 Touring Cars - Titan		HUDY
108205	Flat Set-up Board for 1/10 Touring Cars - Dark Grey		HUDY
109860	Alu Tray for Set-Up System		HUDY
181090	Special Tool For Turnbuckles & Nuts		HUDY
183011	Professional Multi Tool		HUDY
199060	Alu Tool Stand		HUDY
199183	Car Bag - 1/10 Off-Road		HUDY

Washers, shims and spacers (11)

Number	Name	Pack	Brand
303122	ALU SHIM 3x6x1.0MM	10	XRAY
303123	ALU SHIM 3x6x2.0MM	10	XRAY
303125	ALU SHIM 3x6x3.0MM	10	XRAY
303129	COMPOSITE SET OF SHIMS 3x 3x6x1MM, 1x 3x6x2MM	2	XRAY
306219	COMPOSITE SET OF SERVO SHIMS	4	XRAY
361321	BODY MOUNT - SHORT + SHIMS - SET		XRAY
362280	ALU CONICAL SHIM 3x6x2.0MM	10	XRAY
365470	COMPOSITE DRIVE SHAFT SAFETY COLLAR - V2	3	XRAY
961032	WASHER S 3.2	10	XRAY
964031	WASHER S 3.5x10x0.2	10	XRAY
964050	WASHER S 5x15x0.3	10	XRAY

Wheels (2)

Number	Name	Pack	Brand
329913-M	2WD/4WD REAR WHEEL AERODISK WITH 12MM HEX IFMAR - WHITE	2	XRAY
369912-M	4WD FRONT WHEEL AERODISK WITH 12MM HEX IFMAR - WHITE	2	XRAY

Wings (3)

Number	Name	Pack	Brand
323513	LEXAN REAR WING - RANK		XRAY
323517	LEXAN REAR WING - TEC		XRAY
363520	REAR WING POST - V2	2	XRAY

Other (7)

Number	Name	Pack	Brand
104004	Air Vac - Vacuum Pump - 1/10 Off-Road - V2		HUDY
107871	Self-Adhesive Foam Strip 1.5mm	2	HUDY
107872	Velcro® Tape with Double Sided Tape 8x500mm		HUDY
108190	Alu Parts Tray 160x100mm		HUDY
199270	LiPo Safety Bag		HUDY
298100	Tin Round Box 80x30mm		HUDY
369300	XB4 MOUNTING HARDWARE PACKAGE - SET		XRAY

Option and upgrade parts (87)

Bearings and bushings (1)

Number	Name	Pack	Brand
940512	BALL-BEARING 5x12x4 RUBBER SEALED - OIL	2	XRAY

Body and covers (3)

Number	Name	Brand
369706	BODY FOR 1/10 4WD OFF-ROAD BUGGY - ALPHA 4 - LIGHT	XRAY
369709	BODY FOR 1/10 4WD OFF-ROAD BUGGY - GAMMA 4C - LIGHT	XRAY
369711	BODY FOR 1/10 4WD OFF-ROAD BUGGY - GAMMA 4D - LIGHT	XRAY

Differential (2)

Number	Name	Pack	Brand
335030	DIFF BEVEL & SATELLITE GEARS (2+4)		XRAY
364978	COMPOSITE CENTER DIFF SPUR GEAR 78T / 48		XRAY

Drivetrain (11)

Number	Name	Pack	Brand
365350	ALU WHEEL HUB 14MM	2	XRAY
365351	ALU WHEEL HUB 14MM - OFFSET -0.75MM	2	XRAY
365352	ALU WHEEL HUB 14MM - OFFSET "+0.75MM"	2	XRAY
365354	ALU WHEEL HUB 12MM - LIGHTWEIGHT - OFFSET -0.75MM	2	XRAY
365355	ALU WHEEL HUB 12MM - 1 SLOT - OFFSET +0.75MM	2	XRAY
365356	ALU WHEEL HUB 12MM - 2 SLOTS - OFFSET +1.50MM	2	XRAY
365357	ALU WHEEL HUB 12MM - 3 SLOTS - OFFSET +2.25MM	2	XRAY
365358	ALU WHEEL HUB 12MM - 4 SLOTS - OFFSET +3.00MM	2	XRAY
365359	ALU WHEEL HUB 12MM - 5 SLOTS - OFFSET +3.75MM	2	XRAY
365360	ALU WHEEL HUB 12MM - 6 SLOTS - OFFSET +4.5MM	2	XRAY
365361	ALU WHEEL HUB 12MM - LIGHTWEIGHT - OFFSET -1.25MM	2	XRAY

Nuts (3)

Number	Name	Pack	Brand
296530-B	Alu Nut M3 - Blue	10	HUDY
296530-K	Alu Nut M3 - Black	10	HUDY
296530-O	Alu Nut M3 - Orange	10	HUDY

Oils and greases (1)

Number	Name	Pack	Brand
106213	Joint Grease		HUDY

Pinions (1)

Number	Name	Pack	Brand
365718	ALU PINION GEAR - HARD COATED 18T / 48		XRAY

Pins and clips (3)

Number	Name	Pack	Brand
335080	DIFF PIN	2	XRAY
365202	ECS FRONT DRIVE SHAFT 83MM WITH 2.5MM PIN - HUDY SPRING STEEL - SET		XRAY
365226	FRONT DRIVE SHAFT 84MM WITH 2.5MM PIN - HUDY SPRING STEEL		XRAY

Shock springs (17)

Number	Name	Pack	Brand
368175	FRONT SPRING-SET PROGRESSIVE L=40MM - 3 DOTS	2	XRAY
368182	FRONT SPRING-SET - 1 STRIPE & 3 DOTS	2	XRAY
368183	FRONT SPRING-SET - 1 DOT	2	XRAY
368185	FRONT SPRING-SET - 3 DOTS	2	XRAY
368186	FRONT SPRING-SET - 4 DOTS	2	XRAY
368191	FRONT SPRING-SET L=42MM - 1 DOT	2	XRAY
368192	FRONT SPRING-SET L=42MM - 2 DOTS	2	XRAY
368193	FRONT SPRING-SET L=42MM - 3 DOTS	2	XRAY
368195	FRONT SPRING-SET L=42MM - 5 DOTS	2	XRAY
368273	REAR SPRING-SET PROGRESSIVE - 2 STRIPES	2	XRAY
368275	REAR SPRING-SET PROGRESSIVE L=55MM - 2 DOTS	2	XRAY
368283	REAR SPRING-SET - 1 STRIPE & 3 DOTS	2	XRAY
368284	REAR SPRING-SET - 1 DOT	2	XRAY
368286	REAR SPRING-SET - 3 DOTS	2	XRAY
368287	REAR SPRING-SET - 4 DOTS	2	XRAY
368292	REAR SPRING-SET L=57MM - 2 DOTS	2	XRAY
368294	REAR SPRING-SET L=57MM - 4 DOTS	2	XRAY

Spur gears (4)

Number	Name	Brand
365875	COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 75T / 48	XRAY
365878	COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 78T / 48	XRAY
365884	COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 84T / 48	XRAY
365887	COMPOSITE 3-PAD SLIPPER CLUTCH SPUR GEAR 87T / 48	XRAY

Steering (4)

Number	Name	Brand
362250	COMPOSITE STEERING BLOCK - MEDIUM - V2	XRAY
362250-G	COMPOSITE STEERING BLOCK - GRAPHITE	XRAY
362571-G	COMPOSITE STEERING PLATE - GRAPHITE	XRAY
362575	ALU STEERING PLATE 2-H. - 6MM PROFILED SHAPE - SWISS 7075 T6	XRAY

Suspension (25)

Number	Name	Brand
323354-G	COMPOSITE UPRIGHT REAR - UPPER POSITION - GRAPHITE	XRAY
323355	ALU MULTI ADJUSTABLE REAR UPRIGHT - UPPER POSITION - SWISS 7075 T6	XRAY
362112	COMPOSITE SUSPENSION ARM FRONT LOWER - MEDIUM	XRAY
362112-G	COMPOSITE SUSPENSION ARM FRONT LOWER - GRAPHITE	XRAY
362113-G	COMPOSITE LONG SUSPENSION ARM FRONT LOWER - GRAPHITE	XRAY
362210	COMPOSITE C-HUB 9° DEG. RIGHT	XRAY
362210-G	COMPOSITE C-HUB 9° DEG. RIGHT - GRAPHITE	XRAY
362211	COMPOSITE C-HUB 6° DEG. RIGHT	XRAY
362220	COMPOSITE C-HUB 9° DEG. LEFT	XRAY
362220-G	COMPOSITE C-HUB 9° DEG. LEFT - GRAPHITE	XRAY
362221	COMPOSITE C-HUB 6° DEG. LEFT	XRAY
362234	ALU C-HUB 12° RIGHT - SWISS 7075 T6	XRAY
362244	ALU C-HUB 12° LEFT - SWISS 7075 T6	XRAY
362372	COMPOSITE ANGLED HUB FOR BEVEL DRIVE GEAR - FRONT HS BULKHEAD - 2 DOTS	XRAY
362470	ANTI-ROLL BAR 1.0MM	XRAY
362471	ANTI-ROLL BAR 1.1MM	XRAY
362472	ANTI-ROLL BAR 1.2MM	XRAY
362473	ANTI-ROLL BAR 1.3MM	XRAY
362474	ANTI-ROLL BAR 1.4MM	XRAY
362476	ANTI-ROLL BAR 1.6MM	XRAY
362480	ANTI-ROLL BAR 2.0MM	XRAY
363112-G	COMPOSITE SUSPENSION ARM REAR LOWER RIGHT - GRAPHITE	XRAY
363113-G	COMPOSITE LONG SUSPENSION ARM REAR LOWER RIGHT - GRAPHITE	XRAY
363122-G	COMPOSITE SUSPENSION ARM REAR LOWER LEFT - GRAPHITE	XRAY
363123-G	COMPOSITE LONG SUSPENSION ARM REAR LOWER LEFT - GRAPHITE	XRAY

Washers, shims and spacers (6)

Number	Name	Pack	Brand
293561	Alu Rear Wing Shim	2	HUDY
293561-O	Alu Rear Wing Shim - Orange	2	HUDY
362280-K	ALU CONICAL SHIM 3x6x2.0MM - BLACK	10	XRAY
362280-O	ALU CONICAL SHIM 3x6x2.0MM - ORANGE	10	XRAY
365471-K	ALU DRIVE SHAFT SAFETY COLLAR - BLACK	3	XRAY
365471-O	ALU DRIVE SHAFT SAFETY COLLAR - ORANGE	3	XRAY

Wings (6)

Number	Name	Pack	Brand
323510	LEXAN REAR WING		XRAY
323511	LEXAN REAR WING - THICK		XRAY
323515	LEXAN REAR WING CENTER FIN - ZAP	2	XRAY
363510	LEXAN REAR WING	2	XRAY
363511	LEXAN REAR WING - THICK	2	XRAY
363512	LEXAN REAR WING - EXTRA THICK	2	XRAY

Also listed for this release (212)

Ball ends and links (2)

Number	Name	Pack	Brand
362649	BALL END 4.9MM WITH 5MM THREAD	2	XRAY
363242	PIVOT BALL 5.8MM ECCENTRIC	2	XRAY

Bearings and bushings (3)

Number	Name	Pack	Brand
359051	BALL-BEARING 5x12x4 STEEL SEALED - GREASE	2	XRAY
930508	BALL-BEARING 5x8x2.5 STEEL SEALED - OIL	2	XRAY
930815	BALL-BEARING 8x14x4 STEEL SEALED - OIL	2	XRAY

Body and covers (1)

Number	Name	Pack	Brand
106280	Body Fix 109.4ML/3.4Fl		HUDY

Bumpers and guards (1)

Number	Name	Pack	Brand
361269-M	COMPOSITE CHASSIS SIDE GUARDS L+R - MEDIUM - V2		XRAY

Chassis and mounts (11)

Number	Name	Pack	Brand
293010	Stainless Steel Battery Weight 50g		HUDY
293011	Stainless Steel Battery Weight 35g		HUDY
293080	Weights 4x5g & 4x10g with 3M Glue - Black		HUDY
293081	Pure Tungsten Weight 5g		HUDY
293082	Pure Tungsten Weight 10g		HUDY
361191	BRASS REAR CHASSIS BRACE WEIGHT 40G		XRAY
361294	COMPOSITE CHASSIS BRACE FRONT - MEDIUM		XRAY
361295	COMPOSITE CHASSIS BRACE REAR - MEDIUM		XRAY
361299	GRAPHITE CHASSIS T-BRACE - FRONT - SET		XRAY
364024	ALU CENTRAL BULKHEAD - LOW		XRAY
366011	ALU BRACE MOUNT - SWISS 7075 T6	2	XRAY

Decals (3)

Number	Name	Brand
108660	Plastic Set-Up Board Decal 331x386mm - 1/10 Off-Road	HUDY
209200	Chassis Protector Vinyl Sticker 360x125mm	HUDY
397380	XRAY XB4 STICKER FOR BODY - WHITE	XRAY

Differential (7)

Number	Name	Brand
298019	Diff Box - 8-Compartments - 195x130x40mm	HUDY
364912-G	COMPOSITE GEAR DIFFERENTIAL CASE - LARGE VOLUME - GRAPHITE	XRAY
364920-G	COMPOSITE GEAR DIFFERENTIAL COVER - LARGE VOLUME - GRAPHITE	XRAY
364941	STEEL DIFFERENTIAL BEVEL GEAR FOR LARGE VOLUME DIFF 41T	XRAY
364984	COMPOSITE CENTER DIFF SPUR GEAR 84T / 48	XRAY
365100	XRAY XB4 ACTIVE DIFFERENTIAL - FRONT/REAR - SET	XRAY
365101	XRAY XB4 ACTIVE DIFFERENTIAL - CENTER - SET	XRAY

Drivetrain (2)

Number	Name	Pack	Brand
305231	DRIVE SHAFT COUPLING - HUDY SPRING STEEL		XRAY
325341	REAR ADJUSTABLE DRIVE AXLE LB - HUDY SPRING STEEL		XRAY

Electronics (2)

Number	Name	Pack	Brand
293111	Brushless RC Fan 40mm with External Soldering Tabs		HUDY
366240	CARBON FAN HOLDER		XRAY

Gears and transmission (2)

Number	Name	Pack	Brand
364180	SLIPPER CLUTCH SPRING C=30 - BLACK		XRAY
364181	SLIPPER CLUTCH SPRING C=45 - BLACK		XRAY

Nuts (1)

Number	Name	Pack	Brand
368051	ALU SHOCK CAP-NUT WITH VENT HOLE	2	XRAY

O-rings and seals (1)

Number	Name	Pack	Brand
972030	SILICONE O-RING 3x2	10	XRAY

Oils and greases (38)

Number	Name	Pack	Brand
106211	Diff Grease		HUDY
106212	Super Differential Grease		HUDY
106230	Bearing Oil		HUDY
106330	Premium Silicone Oil 300 cSt - 50ml		HUDY
106335	Premium Silicone Oil 350 cSt - 50ml		HUDY
106340	Premium Silicone Oil 400 cSt - 50ml		HUDY
106345	Premium Silicone Oil 450 cSt - 50ml		HUDY
106350	Premium Silicone Oil 500 cSt - 50ml		HUDY
106355	Premium Silicone Oil 550 cSt - 50ml		HUDY
106360	Premium Silicone Oil 600 cSt - 50ml		HUDY
106365	Premium Silicone Oil 650 cSt - 50ml		HUDY
106370	Premium Silicone Oil 700 cSt - 50ml		HUDY
106375	Premium Silicone Oil 750 cSt - 50ml		HUDY
106380	Premium Silicone Oil 800 cSt - 50ml		HUDY
106390	Premium Silicone Oil 900 cSt - 50ml		HUDY
106410	Premium Silicone Oil 1000 cSt - 50ml		HUDY
106420	Premium Silicone Oil 2000 cSt - 50ml		HUDY
106430	Premium Silicone Oil 3000 cSt - 50ml		HUDY
106440	Ultimate Silicone Oil 4000 cSt - 50ml		HUDY
106450	Premium Silicone Oil 5000 cSt - 50ml		HUDY
106460	Premium Silicone Oil 6000 cSt - 50ml		HUDY
106470	Premium Silicone Oil 7000 cSt - 50ml		HUDY
106480	Premium Silicone Oil 8000 cSt - 50ml		HUDY
106510	Premium Silicone Oil 10 000 cSt - 50ml		HUDY
106515	Premium Silicone Oil 15 000 cSt - 50ml		HUDY
106520	Premium Silicone Oil 20 000 cSt - 50ml		HUDY
106530	Premium Silicone Oil 30 000 cSt - 50ml		HUDY
106540	Premium Silicone Oil 40 000 cSt - 50ml		HUDY
106550	Premium Silicone Oil 50 000 cSt - 50ml		HUDY
106560	Premium Silicone Oil 60 000 cSt - 50ml		HUDY
106580	Premium Silicone Oil 80 000 cSt - 50ml		HUDY
106610	Premium Silicone Oil 100 000 cSt - 50ml		HUDY
106615	Premium Silicone Oil 150 000 cSt - 50ml		HUDY
106620	Premium Silicone Oil 200 000 cSt - 50ml		HUDY
106630	Premium Silicone Oil 300 000 cSt - 50ml		HUDY
106650	Ultimate Silicone Oil 500 000 cSt - 50ml		HUDY
106692	Premium Silicone Oil 1 000 000 cSt - 50ml		HUDY
106900	Oil Bottle, Nose, Steel Needle & Safety Lock - 5ml	3	HUDY

Pinions (18)

Number	Name	Brand
294021	Alu Ultra-Light Pinion Gear - Hard Coated - 21T / 48	HUDY
294022	Alu Ultra-Light Pinion Gear - Hard Coated - 22T / 48	HUDY
294023	Alu Ultra-Light Pinion Gear - Hard Coated - 23T / 48	HUDY
294033	Alu Ultra-Light Pinion Gear - Hard Coated - 33T / 48	HUDY
365725	ALU PINION GEAR - HARD COATED 25T / 48	XRAY
365726	ALU PINION GEAR - HARD COATED 26T / 48	XRAY
365727	ALU PINION GEAR - HARD COATED 27T / 48	XRAY
365728	ALU PINION GEAR - HARD COATED 28T / 48	XRAY
365729	ALU PINION GEAR - HARD COATED 29T / 48	XRAY
365730	ALU PINION GEAR - HARD COATED 30T / 48	XRAY
365731	ALU PINION GEAR - HARD COATED 31T / 48	XRAY
365732	ALU PINION GEAR - HARD COATED 32T / 48	XRAY
365733	ALU PINION GEAR - HARD COATED 33T / 48	XRAY
365734	ALU PINION GEAR - HARD COATED 34T / 48	XRAY
365735	ALU PINION GEAR - HARD COATED 35T / 48	XRAY
365736	ALU PINION GEAR - HARD COATED 36T / 48	XRAY
365737	ALU PINION GEAR - HARD COATED 37T / 48	XRAY
365738	ALU PINION GEAR - HARD COATED 38T / 48	XRAY

Pins and clips (3)

Number	Name	Pack	Brand
335081	ALU DIFF PIN - HARD COATED	2	XRAY
365224	ECS DRIVE SHAFT 83MM WITH 2.5MM PIN - HUDY SPRING STEEL		XRAY
980209	PIN 2x8.8	10	XRAY

Shock springs (2)

Number	Name	Pack	Brand
368021	ALU SHOCK SPRING RETAINING COLLAR	4	XRAY
368022	ALU SHOCK SPRING RETAINING COLLAR -2MM	4	XRAY

Shocks (4)

Number	Name	Pack	Brand
368030	SHOCK PISTONS - COMPLETE SET - DELRIN		XRAY
368041	STEEL SHOCK BUSHING FOR ALU CAP	2	XRAY
368120	ALU FRONT SHOCK BODY - V3	2	XRAY
368160	FRONT HARDENED SHOCK SHAFT	2	XRAY

Steering (7)

Number	Name	Brand
293404	Alu Clamp Servo Horn - KO, Sanwa - 2-Hole M3 - 23T	HUDY
293405	Alu Clamp Servo Horn - Hitec - 2-Hole M3 - 24T	HUDY
293406	Alu Clamp Servo Horn - Futaba, Savöx - 2-Hole M3 - 25T	HUDY
293497	Alu Servo Horn - KO, Sanwa - 2-Hole M3 - 23T	HUDY
293498	Alu Servo Horn - Hitec - 2-Hole M3 - 24T	HUDY
293499	Alu Servo Horn - Futaba, Savöx - 2-Hole M3 - 25T	HUDY
362510-G	COMPOSITE SERVO SAVER - GRAPHITE	XRAY

Suspension (7)

Number	Name	Brand
323381	ALU REAR HUB PLATE FOR MULTI ADJUSTABLE UPRIGHT - SWISS 7075 T6	XRAY
362112-H	COMPOSITE SUSPENSION ARM FRONT LOWER - HARD	XRAY
362113-H	COMPOSITE LONG SUSPENSION ARM FRONT LOWER - HARD	XRAY
363112-H	COMPOSITE SUSPENSION ARM REAR LOWER RIGHT - HARD	XRAY
363113-H	COMPOSITE LONG SUSPENSION ARM REAR LOWER RIGHT - HARD	XRAY
363122-H	COMPOSITE SUSPENSION ARM REAR LOWER LEFT - HARD	XRAY
363123-H	COMPOSITE LONG SUSPENSION ARM REAR LOWER LEFT - HARD	XRAY

Tools (44)

Number	Name	Pack	Brand
105525	Wheel Adapter for 1/10 Off-Road Cars - 14mm		HUDY
107720	Chassis Ride Height Gauge 30~17mm for 1/8 & 1/10 Off-Road		HUDY
107751	Quick Camber Gauge for 1/8 Off-Road 1°, 2°, 3°		HUDY
107761	Adjustable Camber Gauge 80mm		HUDY
107780	Adjustable Downstop Gauge 70-140mm		HUDY
107783	Droop Gauge 70-140mm		HUDY
108601	Flat Set-Up Board 1/10 Off-Road - Lightweight - Grey		HUDY
108602	Flat Set-Up Board 1/10 Off-Road - Lightweight - Silver Grey		HUDY
108603	Flat Set-Up Board 1/10 Off-Road - Lightweight - Dark Grey		HUDY
108604	Flat Set-Up Board 1/10 Off-Road - Lightweight - Titanium		HUDY
108605	Flat Set-Up Board 1/10 Off-Road - Lightweight - Black		HUDY
109821	Alu Shock Stand for 1/10 Off-Road		HUDY
111063	Limited Edition - Universal Handle for El. Screwdriver Pins		HUDY
181091	Turnbuckle Wrench 3 & 4mm - V2		HUDY
181110	Ball Joint Wrench		HUDY
188980	Blade Hobby Knife with Alu Handle		HUDY
188981	Pocket Hobby Knife		HUDY
188984	Replaceable Hobby Knife Blades (10pcs)	10	HUDY
188985	Replaceable Hobby Knife Blades (5pcs)	5	HUDY
190001	Set Of Tools + Carrying Bag - For Electric Touring Cars		HUDY
190005	Limited Edition Tool Set + Carrying Bag		HUDY
190006	PT Set of Tools + Carrying Bag - for All Cars		HUDY
190070	Set of Power Tool Tips		HUDY
199100	1/10 Carrying Bag with Drawers - V3		HUDY
199110	Basic 1/10 Carrying Bag		HUDY
199120	1/10 & 1/8 Carrying Bag + Tool Bag - Exclusive Edition		HUDY
199150	Cargo Bag - Exclusive Edt.		HUDY
199171	Exclusive Transmitter Bag - Compact - Exclusive Edition		HUDY
199211	Set-Up Board Bag 1/10 Off-Road		HUDY
199295-H	Hard Case - 280x150x85mm - Accessories Bag Large		HUDY
199910	Pit Mat 750x1200mm		HUDY
199911	Pit Mat Roll 750x1200mm with Printing		HUDY
199912	Pit Mat Roll 600x950mm with Printing		HUDY
209065	Micro Pit Towel	10	HUDY
209073	Pit Towel - Large		HUDY
298010	Hardware Box - Double-Sided		HUDY
298011	Hardware Box - Double-Sided - Compact		HUDY
298012	Parts Box - 10-Compartments - 132 x 62mm		HUDY
298013	Springs Box - 10-Compartments - 178 x 93mm		HUDY
298014	Parts Box - 8-Compartments - 178 x 94mm		HUDY
298015	Parts Case - 290 x 195mm		HUDY
298016	Tiny Hardware Box - 4-Compartments - 88 x 30mm		HUDY
298017	Tiny One-Piece Hardware Box - 8-Compartments		HUDY
298018	Tiny Hardware Box - 8-Compartments - 97 x 69mm		HUDY

Washers, shims and spacers (23)

Number	Name	Pack	Brand
296510	Alu Countersunk Shim - Silver	10	HUDY
296510-B	Alu Countersunk Shim - Blue	10	HUDY
296510-O	Alu Countersunk Shim - Orange	10	HUDY
296510-V	Alu Countersunk Shim - Violet	10	HUDY
303120	SET OF ALU SHIM (0.5MM, 1.5MM, 2.5MM)		XRAY
303121	SET OF ALU SHIM (1.0MM, 2.0MM, 3.0MM)		XRAY
303121-K	ALU SHIM 3x6x0.5MM - BLACK	10	XRAY
303121-O	ALU SHIM 3x6x0.5MM - ORANGE	10	XRAY
303122-K	ALU SHIM 3x6x1.0MM - BLACK	10	XRAY
303122-O	ALU SHIM 3x6x1.0MM - ORANGE	10	XRAY
303123-K	ALU SHIM 3x6x2.0MM - BLACK	10	XRAY
303123-O	ALU SHIM 3x6x2.0MM - ORANGE	10	XRAY
303125-K	ALU SHIM 3x6x3.0MM - BLACK	10	XRAY
303125-O	ALU SHIM 3x6x3.0MM - ORANGE	10	XRAY
303126-K	ALU SHIM 3x6x5.0MM - BLACK	10	XRAY
303127	ALU SHIM 3x6x4.0MM	10	XRAY
303127-K	ALU SHIM 3x6x4.0MM - BLACK	10	XRAY
325390	ALU SHIM 10x12x2MM	2	XRAY
353561	ALU REAR WING SHIM	2	XRAY
368091	RUBBER SHOCK ABSORBER SHIM FOR ALU CAP	4	XRAY
962031	WASHER S 3x6x0.1	10	XRAY
962032	WASHER S 3x6x0.2	10	XRAY
962100	WASHER S 10x12x0.1	10	XRAY

Wheels (2)

Number	Name	Pack	Brand
329901-M	2WD/4WD REAR WHEEL AERODISK WITH 12MM HEX IFMAR - WHITE	10	XRAY
369902-M	4WD FRONT WHEEL AERODISK WITH 12MM HEX IFMAR - WHITE	10	XRAY

Other (28)

Number	Name	Pack	Brand
106200	Magic Cleaning Gum		HUDY
106290	Professional Solder		HUDY
107840	Cleaning Brush Large - Soft		HUDY
107841	Cleaning Brush Large - Medium		HUDY
107842	Cleaning Brush Large - Stiff		HUDY
107846	Cleaning Brush Small - Soft		HUDY
107847	Cleaning Brush Small - Medium		HUDY
107848	Cleaning Brush Small - Stiff		HUDY
107850	Personal Racing Display		HUDY
107861	Professional Racing Stopwatch XL Display		HUDY
107865	Professional Digital Pocket Scale 300g/0.01g		HUDY
107870	Fibre-Reinforced Tape - Black		HUDY
107875	Ultra Double-Sided Tape		HUDY
107876	Ultra Thin Double-sided Tape - Single Strip	5	HUDY
199050	RC Pliers Bag		HUDY
199170	Exclusive Transmitter Bag		HUDY
199175	Exclusive Radio Winter Bag		HUDY
199176	Heat Pad		HUDY
199190	Team Backpack - V2		HUDY
199199	Euro Pouch		HUDY
199260	Pit LED Bag		HUDY
199290	Accessories Bag		HUDY
199290-H	Hard Case 235x190x75mm		HUDY
199293-H	Hard Case 175x110x75mm		HUDY
199296-H	Hard Case - 120x85x46mm - Accessories / Stop Watch		HUDY
286990	Face Mask		HUDY
360008	XRAY XB4C'21 1/10 ELECTRIC OFF-ROAD CAR - CARPET EDITION		XRAY
360009	XRAY XB4D'21 1/10 ELECTRIC OFF-ROAD CAR - DIRT EDITION		XRAY

Sources

XRAY XB4'21 exploded view · 2021-07-13
XRAY XB4'21 instruction manual · v2 · 2020-09-23
XRAY XB4'21 spare part list · 2020-09-22

Data: xb4-2021.toml on GitHub · report an error