Hobbydex / RC cars / Kyosho / Ultima RB6.6

Kyosho Ultima RB6.6

Category: buggy
Scale: 1/10
Drive: 2wd
Power: electric

Releases

Year	Release	Item no.
unknown	ULTIMA RB6.6	34302
unknown	ULTIMA RB6.6 readyset	34310

Stock gearing

3.17 : 1
76T spur / 24T pinion · 48 pitch
ULTIMA RB6.6 readyset

Spur/pinion ratio of the gears in the box. The transmission's internal ratio is not in our data, so this is not the final drive ratio.

Compare the last two releases or any two releases on the compare page

Option parts listed as fitting (241)

Ball ends and links (10) · Bearings and bushings (3) · Body and covers (4) · Bumpers and guards (4) · Chassis and mounts (29) · Decals (1) · Differential (14) · Drivetrain (8) · Electronics (5) · Gears and transmission (11) · Glues and adhesives (1) · Motors (2) · O-rings and seals (5) · Oils and greases (5) · Pinions (35) · Pins and clips (4) · Screws (4) · Servos (2) · Shock springs (13) · Shocks (9) · Spur gears (4) · Steering (5) · Suspension (20) · Tires (1) · Washers, shims and spacers (7) · Wheels (4) · Wings (11) · Other (20)

Ball ends and links (10)

Number	Name	Brand	Fit
97021H	Hard Ball End Set (L=10/23/28)	Kyosho	direct
97030	Tungsten Carbite Ball (3/32 Inch/UMW123)	Kyosho	direct
97038	5.8mm Ball End (L=12)	Kyosho	direct
97050M	4.8mm Ball Stad (M)	Kyosho	direct
LA246	Low Mount 4.8mm Ball Stad(S)	Kyosho	direct
LA43	5.8mm Ball End	Kyosho	direct
UM128	4.8mm Ball Stad (L)	Kyosho	direct
UM129	4.8mm Ball Stad (S)	Kyosho	direct
UM145	Ball End Sheet	Kyosho	direct
UMW508B	4.8mm Ball Stud (High Mount Type)	Kyosho	direct

Bearings and bushings (3)

Number	Name	Brand	Fit
BRG002	Shield Bearing(5x8x2.5)	Kyosho	direct
BRG100	Diff. Thrust Bearing	Kyosho	direct
UM603B	Drive Washer & Bush Set (RB6/SC)	Kyosho	direct

Body and covers (4)

Number	Name	Brand	Fit
UMB03	Blade Body (RB6)	Kyosho	direct
UMB03LW	Blade Body (ULTIMA RB6/0.6t) (ULTIMA RB6/0.6t)	Kyosho	direct
UMB05	Blade LD Body (ULTIMA RB6.6) (ULTIMA RB6.6)	Kyosho	direct
UMB05LW	Blade LD Body (RB6.6/0.6t) (RB6.6 LDW/0.6t)	Kyosho	direct

Bumpers and guards (4)

Number	Name	Brand	Fit
UM710	Front Bumper (RB6)	Kyosho	direct
UM711	Rear Bumper (RB6/Rear Motor)	Kyosho	direct
UM725	Rear Bumper (RB6/MID Motor)	Kyosho	direct
UM732	Side Guard (RB6.6)	Kyosho	direct

Chassis and mounts (29)

Number	Name	Brand	Fit
JM517GM	Motor Plate (Gunmetal/ RB5/ RT5/ SC-R/ DB)	Kyosho	direct
UM514	Gear Cover Set(RB5)	Kyosho	direct
UM702	Battery Holder Set (RB6)	Kyosho	direct
UM703	Front Bulk Head (RB6)	Kyosho	direct
UM704	Front Upper Plate (RB6)	Kyosho	direct
UM705	Rear Lower Bulk & Radio Tray Set (RB6)	Kyosho	direct
UM707	Front Shock Stay (RB6/Rear Motor)	Kyosho	direct
UM708	Rear Shock Stay (RB6/Rear Motor)	Kyosho	direct
UM717	Servo Mount Set (RB6)	Kyosho	direct
UM722	Rear Shock Stay (RB6/MID Motor)	Kyosho	direct
UM724B	Rear Bulk Head (RB6/MID Motor)	Kyosho	direct
UM731	Aliminum hard Main Chassis (A7075T6/RB6.6)	Kyosho	direct
UM733	Battery Plate Set (RB6.6)	Kyosho	direct
UM735	Rev. Rev. Gear Cover Set (RB6.6/MID)	Kyosho	direct
UM738	LD Motor Plate (RB6.6 / LD)	Kyosho	direct
UM739	LDWGear Cover Set(RB6.6 / LD)	Kyosho	direct
UM740	Rear Bulk Head (RB6.6/LD)	Kyosho	direct
UM787	ESC Plate & Battery Stopper(RT6)	Kyosho	direct
UMW509GM	SP Motor Plate (Gunmetal/ RB5)	Kyosho	direct
UMW709	ULTIMA RB6 Chassis Protective Tape Set	Kyosho	direct
UMW714	Carbon Composite Front Shock Stay (RB6)	Kyosho	direct
UMW715	Carbon Composite Rear Shock Stay (RB6)	Kyosho	direct
UMW716	Carbon Composite Rear Shock Stay (RB6/MID motor)	Kyosho	direct
UMW728	Aluminum Battery Post Set (Gunmetal/RB6)	Kyosho	direct
UMW729	ULTIMA RB6.6 Chassis Protective Tape Set	Kyosho	direct
UMW733	Carbon Front Shock Stay RB6.6	Kyosho	direct
UMW734	Carbon Rear Shock Stay RB6.6 MID	Kyosho	direct
UMW735	Carbon Battery Plate RB6.6	Kyosho	direct
UMW736	Carbon Composite Rear Bulk Head (RB6.6/MID/LDW)	Kyosho	direct

Decals (1)

Number	Name	Brand	Fit
UMD02	Decal (RB6)	Kyosho	direct

Differential (14)

Number	Name	Brand	Fit
LAW50	Gear Diff. Set for ZX6	Kyosho	direct
UM119	Diff. Ring	Kyosho	direct
UM509	Diff. Gear Set(52T/RB5)	Kyosho	direct
UM515	Diff. Shaft Set(RB5)	Kyosho	direct
UM605	Diff Gear Set (ULTIMA SC) (ULTIMA SC)	Kyosho	direct
UM610	Diff Bevel Gear Set (ULTIMA SC)	Kyosho	direct
UM611	Diff Case Packing SC) (2 /ULTIMA SC	Kyosho	direct
UM612	Diff Shaft SC	Kyosho	direct
UM613	Diff Bevel Shaft SC	Kyosho	direct
UMW602	Ball Differential Set	Kyosho	direct
UMW604	Gear Diff. Set(ULTIMA SC/DB/RB/RT)	Kyosho	direct
UMW726	Aluminum Gear Diff Case Cap for RB6/RT6/SC6	Kyosho	direct
VZW417	Steel Diff. Bevel Gear(L/26T/R4/SC/ (L/26T/R4/SC/SC-R))	Kyosho	direct
VZW424	Steel Diff. Bevel Gear Set	Kyosho	direct

Drivetrain (8)

Number	Name	Brand	Fit
AW30GM	Cramp Wheel Hub (45/Gunmetal)	Kyosho	direct
LAW30GM	Cramp Wheel Hub (45/Gunmetal)	Kyosho	direct
TFW113	Cramp Wheel Hub (4ò/Red/TF6)	Kyosho	direct
UM506	Front Wheel Shaft(RB5)	Kyosho	direct
UM522	SP) Universal Swing Shaft (65.5/RB5 SP	Kyosho	direct
UM569	Steel Axle Shaft (RB5/2-Set)	Kyosho	direct
UM752B	Wheel Shaft Set(RB6 RS)	Kyosho	direct
UMW523GM	Wide Cramp Wheel Hub(52/Gunmetal/RB5/ZX-5/SC-R)	Kyosho	direct

Electronics (5)

Number	Name	Brand	Fit
82135	Syncro KR-331 Syncro KR-331 Receiver	Kyosho	direct
82137	Syncro KR-431T Receiver	Kyosho	direct
82243MS	ORION WP BURUSHED ESC 45A Marine S-plug	Kyosho	direct
R246	8454 MUSCLE POWER 3600HV Ni-MH Battery	Kyosho	direct
UM741	Battery Sponge	Kyosho	direct

Gears and transmission (11)

Number	Name	Brand	Fit
UM125	Idoler Gear Shaft	Kyosho	direct
UM516	Dual Slipper Sheet(White/RB5)	Kyosho	direct
UM524	Main Gear Shaft (8L/20T/RB5/RT5/SC)	Kyosho	direct
UM570	Slipper Disk (RB5)	Kyosho	direct
UM571	Slipper Sheet (RB5/Red)	Kyosho	direct
UM723	Gear Box Set (RB6/MID motor)	Kyosho	direct
UM734	3 Gear Box Set (RB6.6/RB6)	Kyosho	direct
UM736	LD Gear Box Set (RB6.6/LD)	Kyosho	direct
UM737	SP Idler Gear (40T/RB6.6/LD) SP (40T/RB6.6/LD)	Kyosho	direct
UMW513	SP SP Idler Gear (26T/RB5)	Kyosho	direct
UMW718	VVC Aluminum Drive Gear (26T/MID Motor)	Kyosho	direct

Glues and adhesives (1)

Number	Name	Brand	Fit
96178	Loctite(Medium Strength/10cc)	Kyosho	direct

Motors (2)

Number	Name	Brand	Fit
UM726	Sus. Holder Set (RB6/MID Motor)	Kyosho	direct
UMW719	Rear Bulk Weight Set (MID Motor)	Kyosho	direct

O-rings and seals (5)

Number	Name	Brand	Fit
ORG03X	Grooved O-Ring (P3/for oil shock)	Kyosho	direct
ORG03XR	Grooved O-Ring (P3/for Oil Shock/Orange)	Kyosho	direct
ORG045S	Silicone O-Ring(P4.5/O/Slim)	Kyosho	direct
ORG078	O-Ring (0.78/Black)	Kyosho	direct
W5181	05 Shock Seal O-Ring(M)	Kyosho	direct

Oils and greases (5)

Number	Name	Brand	Fit
96506B	Ball Diff.Grease (15g)	Kyosho	direct
96508	HG Joint Grease	Kyosho	direct
XGS151	Diff. Gear Seal Grease (3g)	Kyosho	direct
XGS152	High Graphaite Grease (3g)	Kyosho	direct
XGS153	High Diff. Grease (3g)	Kyosho	direct

Pinions (35)

Number	Name	Brand	Fit
JM324C	Steel Pinion Gear (24T) 1/48 Pitch	Kyosho	direct
UM316C	Steel Pinion Gear(16T)1/48 Pitch	Kyosho	direct
UM317	Pinion Gear 17T	Kyosho	direct
UM317C	Steel Pinion Gear(17T)1/48 Pitch	Kyosho	direct
UM318Z	Steel Pinion Gear(18T)1/48 Pitch	Kyosho	direct
UM319C	Steel Pinion Gear(19T)1/48 Pitch	Kyosho	direct
UM320C	Steel Pinion Gear(20T)1/48 Pitch	Kyosho	direct
UM321C	Steel Pinion Gear(21T) 1/48 Pitch	Kyosho	direct
UM322	Steel Pinion Gear (22T) 1/48 Pitch	Kyosho	direct
UM322C	Steel Pinion Gear (22T) 1/48 Pitch	Kyosho	direct
UM323	Steel Pinion Gear(23T) 1/48 Pitch	Kyosho	direct
UM323C	Steel Pinion Gear(23T) 1/48 Pitch	Kyosho	direct
UM324C	Steel Pinion Gear (24T) 1/48 Pitch	Kyosho	direct
UM325	Steel Pinion Gear(25T)1/48 Pitch	Kyosho	direct
UM325C	Steel Pinion Gear(25T)1/48 Pitch	Kyosho	direct
UM326	Steel Pinion Gear(26T)1/48 Pitch	Kyosho	direct
UM327	Steel Pinion Gear(27T)1/48 Pitch	Kyosho	direct
UM328	Steel Pinion Gear(28T)1/48 Pitch	Kyosho	direct
UM329	Steel Pinion Gear(29T)1/48 Pitch	Kyosho	direct
UM330	Steel Pinion Gear(30T)1/48 Pitch	Kyosho	direct
UM331	Steel Pinion Gear(31T)1/48 Pitch	Kyosho	direct
UM332	Steel Pinion Gear(32T)1/48 Pitch	Kyosho	direct
UM333	Steel Pinion Gear(33T)1/48 Pitch	Kyosho	direct
UM334	Steel Pinion Gear(34T)1/48 Pitch	Kyosho	direct
UM335	Steel Pinion Gear(35T)1/48 Pitch	Kyosho	direct
UM336	Steel Pinion Gear(36T)1/48 Pitch	Kyosho	direct
W0118Z	Hard Pinion Gear(18T-48P)	Kyosho	direct
W0119Z	Hard Pinion Gear(19T-48P)	Kyosho	direct
W0120VB	Velvet Coating Pinion Gear (20T-48P)	Kyosho	direct
W0120Z	Hard Pinion Gear(20T-48P)	Kyosho	direct
W0121Z	Hard Pinion Gear(21T-48P)	Kyosho	direct
W0122V	Velvet Coating Pinion Gear (22T-48P)	Kyosho	direct
W0123Z	Hard Pinion Gear (23T-48P)	Kyosho	direct
W0124Z	Hard Pinion Gear(24T-48P)	Kyosho	direct
W0125Z	Hard Pinion Gear(25T-48P)	Kyosho	direct

Pins and clips (4)

Number	Name	Brand	Fit
92638	Snap Pin	Kyosho	direct
LA256	SP) King Pin(ZX-5 SP	Kyosho	direct
UM568GM	SP Front Hinge Pin Brace(Gunmetal/Type-C)	Kyosho	direct
UMW101	Inner Front Hard Hinge Pin	Kyosho	direct

Screws (4)

Number	Name	Brand	Fit
1-S53008	Set Screw(M3x8)	Kyosho	direct
kyo178	Kyosho Ultima RB6.6 Stainless Screw Kit	RCScrewZ	direct · Listed for the Kyosho Ultima RB6.6 (link_car_kits.py)
TF120	Ball Diff. Screw Set (TF-5 STALLION)	Kyosho	direct
UMW703	Titanium Screw Set (RB6)	Kyosho	direct

Servos (2)

Number	Name	Brand	Fit
82273	SERVO KS-5031-09MW	Kyosho	direct
KS4031-06W	SERVO	Kyosho	direct

Shock springs (13)

Number	Name	Brand	Fit
UM572	Slipper Spring Set (RB5)	Kyosho	direct
XGS001	Big Bore Shock Spring (S/Pink/Soft)	Kyosho	direct
XGS002	Big Bore Shock Spring(S/White/Medium Soft)	Kyosho	direct
XGS003	Big Bore Shock Spring(S/Gold/Medium)	Kyosho	direct
XGS004	Big Bore Shock Spring(S/Red/Medium Hard)	Kyosho	direct
XGS005	Big Bore Shock Spring(S/Yellow/Hard)	Kyosho	direct
XGS006	Big Bore Shock Spring(S/Orange/Super Hard)	Kyosho	direct
XGS011	Big Bore Shock Spring (L/Pink/Soft)	Kyosho	direct
XGS012	Big Bore Shock Spring (L/White/Medium Soft)	Kyosho	direct
XGS013	Big Bore Shock Spring(L/Gold/Medium)	Kyosho	direct
XGS014	Big Bore Shock Spring(L/Red/Medium Hard)	Kyosho	direct
XGS015	Big Bore Shock Spring(L/Yellow/Hard)	Kyosho	direct
XGS016	Big Bore Shock Spring(L/Orange/S-Hard)	Kyosho	direct

Shocks (9)

Number	Name	Brand	Fit
UM719	One Piece Aluminum Shock Cap (W5303/W5304/W5305)	Kyosho	direct
UM753	Oil Shock Set	Kyosho	direct
UM753-1	Shock Plastic Parts Set(RT6/RB6 RS)	Kyosho	direct
W5184	04 Shock Shaft (42)	Kyosho	direct
W5193	01 Shock Shaft (L=50)	Kyosho	direct
W5303	VVC Triple Cap Thread Big Bore Shock Set 30/38/46	Kyosho	direct
W5303GM	VVC Triple Cap Thread Big Bore Shock Set (30)	Kyosho	direct
W5304	01V VVC Triple Cap Thread Big Bore Shock Case(38)	Kyosho	direct
W5304GM	VVC Triple Cap Thread Big Bore Shock Set (38)	Kyosho	direct

Spur gears (4)

Number	Name	Brand	Fit
LA204	Drive Disk (ZX-5)	Kyosho	direct
LA206	76 Spur Gear -76T)(ZX-5	Kyosho	direct
UM564	82B Spur Gear -82T)(RT5/RB5/RB5 SP	Kyosho	direct
UM730	69 Spur Gear-69T)(RB6	Kyosho	direct

Steering (5)

Number	Name	Brand	Fit
UM718	Steering Crank Shaft (RB6)	Kyosho	direct
UM751	RS) Servo Saver Set(RT6/RB6 RS	Kyosho	direct
UM789	Servo Saver Storng Ring	Kyosho	direct
UMW701	Aluminum Steering Plate (RB6)	Kyosho	direct
UMW724	Aluminum Steering Support	Kyosho	direct

Suspension (20)

Number	Name	Brand	Fit
JM713B	Rear Sus. Arm Set (RB6)	Kyosho	direct
LA228	Suspension Shaft (25)(ZX-5)	Kyosho	direct
LA230	Suspension Shaft (44)(ZX-5)	Kyosho	direct
LA253GM	Axle Color(R-Hub Off-4.7/ZX-5 Middle & SP)	Kyosho	direct
LAW39	Steel Sus. Bush	Kyosho	direct
UM502	Front Suspension Mount(RB5)	Kyosho	direct
UM519	Rear Hub Type-B(Off-4.7/for RB5)	Kyosho	direct
UM561	Suspension Shaft (39.5/RT5)	Kyosho	direct
UM567	Front Suspension Mount (Type-C)	Kyosho	direct
UM712	Front Sus. Arm Set (RB6)	Kyosho	direct
UM713B	Rear Sus. Arm Set (RB6)	Kyosho	direct
UM715	Front Hub Carrier Set (RB6)	Kyosho	direct
UM716	Crank Arm Set (RB6)	Kyosho	direct
UMW516GM	1 Al Rear Hub Carrier Set(1°/Gunmetal/RB5/ZX-5 FS/RB5SP)	Kyosho	direct
UMW702	Aluminum Crank Arm (RB6)	Kyosho	direct
UMW708	Rear Stabilizer Set (RB6-MID)	Kyosho	direct
UMW710	Carbon Composite Front Sus. Arm Set (RB6)	Kyosho	direct
UMW711B	Carbon Composite Rear Sus. Arm Set (RB6)	Kyosho	direct
UMW712	Carbon Composite Front Knuckle Arm Set	Kyosho	direct
UMW713	Carbon Composite Front Hub Carrier Set	Kyosho	direct

Tires (1)

Number	Name	Brand	Fit
UM754	Front Tire (RB6 RS)	Kyosho	direct

Washers, shims and spacers (7)

Number	Name	Brand	Fit
96641	3x5mm Shim Set (0.1/0.2/0.3mm)	Kyosho	direct
96643	5x7mm Shim Set (0.1/0.2/0.3mm)	Kyosho	direct
UM523	Motor Offset Spacer (RB5/RT5/SC)	Kyosho	direct
W0142GM	Aluminum Collar (3x6x2mm/Gunmetal)	Kyosho	direct
W0143GM	Aluminum Collar (3x7x3mm/Gunmetal)	Kyosho	direct
W0144GM	Aluminum Collar (3x7x2mm/Gunmetal)	Kyosho	direct
W0145GM	Aluminum Collar (3x7x1mm/Gunmetal)	Kyosho	direct

Wheels (4)

Number	Name	Brand	Fit
W5029	Front Wheel (56 Size/Yellow)	Kyosho	direct
W5029W	Front Wheel (56 Size/White)	Kyosho	direct
W5202W	Rear Wheel (2WD&4WD/2.2 Inch/White)	Kyosho	direct
W5202Y	Rear Wheel (2WD & 4WD/2.2 inch/Yellow)	Kyosho	direct

Wings (11)

Number	Name	Brand	Fit
LA239	Aquarius Wing(Medium Downforce)	Kyosho	direct
LA240	Sagittarius Wing (Hi-Df)	Kyosho	direct
LA241	Aries Wing (Light-Df)	Kyosho	direct
LA247	Complete Downfarce Wing Set(3-Type/ZX5/RB5)	Kyosho	direct
LA248M	Step Wing (M/ZX-5/RB5)	Kyosho	direct
LA248S	Step Wing (S/ZX-5/RB5)	Kyosho	direct
LA251	BLAST Wing(Large Type/6.6-inch)	Kyosho	direct
LA251S	BLAST Wing (S/ZX-5/RB5)	Kyosho	direct
LA373	Step Wing 3.0 (ZX6/RB6)	Kyosho	direct
UM709	Wing Stay Set (RB6)	Kyosho	direct
UM727	(M/RB6/RB5/ZX-5) Step Wing 2.0 (M/RB6/RB5/ZX-5)	Kyosho	direct

Other (20)

Number	Name	Brand	Fit
82136	Syncro Touch KT-432PT	Kyosho	direct
82138	Syncro Touch KT-432PT KR-431T set Syncro Touch KT-432PT KR-431T	Kyosho	direct
96170	Water-repellent quick polymer spray	Kyosho	direct
96177	Mini-Z Low Friction Spray MF-One	Kyosho	direct
96625	SP Baring Liquid	Kyosho	direct
97008	36H Hard Adjust Rod (3x36mm)	Kyosho	direct
UM124	Tensionner Spring	Kyosho	direct
UM706	Rear Upper Bulk (RB6)	Kyosho	direct
UM714	Front Knucle Set (RB6)	Kyosho	direct
UM728	Sponge Tape (15x135x1.5)	Kyosho	direct
UM729	Magic Tape (20x100)	Kyosho	direct
UM755	Rear Tiye (RB6 RS)	Kyosho	direct
UM788	Rear Upper Bulk(RT6)	Kyosho	direct
UMW705	Aluminum Rear Sus Holder	Kyosho	direct
UMW705B	Aluminum Rear Sus. Holder (RF/RB6.6)	Kyosho	direct
UMW706	Aluminum Rear Sus Holder	Kyosho	direct
UMW707	Aluminum Rear Sus Holder	Kyosho	direct
UMW722	Brass Front Sus.Block(Type B/24g/RB6/RT6 B/24g/RB6/RT6/SC6)	Kyosho	direct
UMW723	B/10g/RB6/RT6/SC6) Aluminum Front Sus. Block (Type B/10g/RB6/RT6/SC6	Kyosho	direct
UMW725B	Brass R-Sus. Holder (RF/MID/RB6.6/RB6/SC6)	Kyosho	direct

Data: ultima-rb6-6.toml on GitHub · suggest a correction · report a problem