RK YAMAHA
MOTOCROSS KITS
Lightweight
MX Race Kits - Aluminum Rear & Gold Steel C/S Sprockets.
Q/A Quick Acceleration Kits - Quicker then OE Gearing!
| RK Chain and Sprocket Kit - Yamaha Dirt |
ש |
| Model |
Model Year |
Kit Part # |
Kit Type |
Notes |
Kit Gearing |
Ratio |
RK
Chain |
RTL Price |
| YAMAHA |
YAMAHA |
YAMAHA |
YAMAHA |
YAMAHA |
|
|
YAMAHA |
YAMAHA |
| YZ85 |
02-06 |
4002-028Z |
Q/A
Non-Gold |
|
14-48 |
3.43 |
428MXZ-118 |
105.00 |
| YZ85 |
02-06 |
4002-028ZG |
Q/A
Gold |
|
14-48 |
3.43 |
GB428MXZ-118 |
115.00 |
| YZ80 |
93-01 |
4002-938Z |
Q/A
Non-Gold |
|
14-48 |
3.43 |
428MXZ-118 |
100.00 |
| YZ80 |
93-01 |
4002-938ZG |
Q/A
Gold |
|
14-48 |
3.43 |
GB428MXZ-118 |
110.00 |
| YZ125 |
02-04 |
4012-028S |
Steel
Q/A Non-Gold |
|
13-50 |
3.85 |
520MXZ-114 |
130.00 |
| YZ125 |
02-04 |
4012-028SG |
Steel
Q/A Gold |
|
13-50 |
3.85 |
GB520MXZ-114 |
145.00 |
| YZ125 |
02-04 |
4012-028ZG |
Q/A
Gold |
|
13-50 |
3.85 |
GB520MXZ-114 |
165.00 |
| YZ125 |
94-96 |
4012-948Z |
Q/A
Non-Gold |
|
13-51 |
3.92 |
520KZ6-116 |
120.00 |
| YZ125 |
97-98 |
4012-978Z |
Q/A
Non-Gold |
|
13-49 |
3.77 |
520KZ6-112 |
120.00 |
| YZ125 |
97-98 |
4012-978ZG |
Q/A
Gold |
|
13-49 |
3.77 |
GB520KZ-112 |
130.00 |
| YZ125 |
99-01 |
4012-998S |
Steel
Q/A Non-Gold |
|
13-49 |
3.77 |
520MXZ-112 |
125.00 |
| YZ125 |
99-01 |
|
Steel
Q/A Gold |
|
13-49 |
3.77 |
GB520MXZ-112 |
140.00 |
| YZ125 |
99-01 |
4012-998ZG |
Q/A
Gold |
|
13-49 |
3.77 |
GB520MXZ-112 |
160.00 |
| YZ250F / YZ125 |
01-06 / 05-06 |
4022-018S |
Steel
Q/A Non-Gold |
|
13-49 |
3.77 |
520MXZ-114 |
130.00 |
| YZ250F / YZ125 |
01-06 / 05-06 |
4022-018SG |
Steel
Q/A Gold |
|
13-49 |
3.77 |
GB520MXZ-114 |
145.00 |
| YZ250F / YZ125 |
01-06 / 05-06 |
4022-018ZG |
Q/A
Gold |
|
13-49 |
3.77 |
GB520MXZ-114 |
165.00 |
| YZ250 |
94-97 |
4022-948Z |
Q/A
Non-Gold |
|
13-50 |
3.85 |
520KZ6-114 |
120.00 |
| YZ250 |
98 |
4022-988Z |
Q/A
Non-Gold |
|
14-51 |
3.64 |
520KZ6-116 |
120.00 |
| YZ250 |
98 |
4022-988ZG |
Q/A
Gold |
|
14-51 |
3.64 |
GB520KZ-116 |
135.00 |
| YZ250 |
99-06 |
4022-998S |
Steel
Q/A Non-Gold |
|
14-51 |
3.64 |
520MXZ-116 |
135.00 |
| YZ250 |
99-06 |
4022-998SG |
Steel
Q/A Gold |
|
14-51 |
3.64 |
GB520MXZ-116 |
150.00 |
| YZ250 |
99-06 |
4022-998ZG |
Q/A
Gold |
|
14-51 |
3.64 |
GB520MXZ-116 |
165.00 |
| YZ450F / WR400,426,450F |
03-04 / 99-06 |
4042-038S |
Steel
Q/A Non-Gold |
T/E kit for WR400,426,450F 14-50, 3.57 |
14-49 |
3.50 |
520MXZ-116 |
130.00 |
| YZ450F / WR400,426,450F |
03-04 / 99-06 |
4042-038SG |
Steel
Q/A Gold |
T/E kit for WR400,426,450F 14-50, 3.57 |
14-49 |
3.50 |
GB520MXZ-116 |
145.00 |
| YZ450F / WR400,426,450F |
03-04 / 99-06 |
4042-038ZG |
Q/A
Gold |
T/E kit for WR400,426,450F 14-50, 3.57 |
14-49 |
3.50 |
GB520MXZ-116 |
165.00 |
| YZ450F |
2005 |
4042-058S |
Steel
Q/A Non-Gold |
|
14-51 |
3.64 |
520MXZ-116 |
135.00 |
| YZ450F |
2005 |
4042-058SG |
Steel
Q/A Gold |
|
14-51 |
3.64 |
GB520MXZ-116 |
150.00 |
| YZ450F |
2005 |
4042-058Z |
Q/A
Non-Gold |
|
14-52 |
3.71 |
520MXZ-116 |
155.00 |
| YZ450F |
2005 |
4042-058ZG |
Q/A
Gold |
|
14-52 |
3.71 |
GB520MXZ-116 |
170.00 |
| YZ450F |
2006 |
4042-068S |
Steel
Q/A Non-Gold |
|
13-50 |
3.85 |
520MXZ-114 |
135.00 |
| YZ450F |
2006 |
4042-068SG |
Steel
Q/A Gold |
|
13-50 |
3.85 |
GB520MXZ-114 |
150.00 |
| YZ450F |
2006 |
4042-068Z |
Q/A
Non-Gold |
|
13-50 |
3.85 |
520MXZ-114 |
155.00 |
| YZ450F |
2006 |
4042-068ZG |
Q/A
Gold |
|
13-50 |
3.85 |
GB520MXZ-114 |
170.00 |
| YZ400F |
98 |
4042-988ZG |
Q/A
Gold |
|
14-50 |
3.57 |
GB520MXZ-116 |
160.00 |
| YZ400F,426F / WR400F,426F,450F |
99-02 / 99-06 |
4042-998S |
Steel
Q/A Non-Gold |
Kit is OE gearing for WR 14-50, 3.57 |
14-50 |
3.57 |
520MXZ-116 |
135.00 |
| YZ400F,426F / WR400F,426F,450F |
99-02 / 99-06 |
4042-998SG |
Steel
Q/A Gold |
Kit is OE gearing for WR 14-50, 3.57 |
14-50 |
3.57 |
GB520MXZ-116 |
150.00 |
| YZ400F,426F / WR400F,426F,450F |
99-02 / 99-06 |
4042-998ZG |
Q/A
Gold |
Kit is OE gearing for WR 14-50, 3.57 |
14-50 |
3.57 |
GB520MXZ-116 |
165.00 |
| WR250F |
01-06 |
4121-018S |
Steel
Q/A Non-Gold |
T/E Kit contains 1 tooth smaller than OE rear |
13-51 |
3.92 |
520EXW-114 |
150.00 |
| WR250F |
01-06 |
4121-018SG |
Steel
Q/A Gold |
T/E Kit contains 1 tooth smaller than OE rear |
13-51 |
3.92 |
GB520EXW-114 |
165.00 |
| YZ250 |
99-06 |
4122-998S |
Steel
Q/A Non-Gold |
|
14-51 |
3.64 |
520EXW-116 |
150.00 |
| YZ250 |
99-06 |
4122-998SG |
Steel
Q/A Gold |
|
14-51 |
3.64 |
GB520EXW-116 |
165.00 |
| YZ450F / WR400,426,450F |
03-04 / 99-06 |
4142-038S |
Steel
Q/A Non-Gold |
T/E kit for WR400,426,450F 14-50, 3.57 |
14-49 |
3.50 |
520EXW-116 |
150.00 |
| YZ450F / WR400,426,450F |
03-04 / 99-06 |
4142-038SG |
Steel
Q/A Gold |
T/E kit for WR400,426,450F 14-50, 3.57 |
14-49 |
3.50 |
GB520EXW-116 |
165.00 |
| YZ450F |
2005 |
4142-058S |
Steel
Q/A Non-Gold |
|
14-51 |
3.64 |
520EXW-116 |
155.00 |
| YZ450F |
2005 |
4142-058SG |
Steel
Q/A Gold |
|
14-51 |
3.64 |
GB520EXW-116 |
170.00 |
| YZ450F |
2006 |
4142-068S |
Steel
Q/A Non-Gold |
|
13-50 |
3.85 |
520EXW-114 |
150.00 |
| YZ450F |
2006 |
4142-068SG |
Steel
Q/A Gold |
|
13-50 |
3.85 |
GB520EXW-114 |
165.00 |
| YZ400,426F / WR400,426,450F |
99-02 / 99-06 |
4142-998S |
Steel
Q/A Non-Gold |
Kit is OE gearing for WR400,426,450F |
14-50 |
3.57 |
520EXW-116 |
150.00 |
| YZ400,426F / WR400,426,450F |
99-02 / 99-06 |
4142-998SG |
Steel
Q/A Gold |
Kit is OE gearing for WR400,426,450F |
14-50 |
3.57 |
GB520EXW-116 |
165.00 |
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| Q/A
Gold = Quick Acceleration Gearing, Gold Chain |
| Q/A=
Quick Accerlation Gearing, Non-Gold Chain |
| OE
- OE Gearing |
| Steel
Q/A Gold = Steel Rear Sprocket, Quick Acceleration Gearing,
Gold Chain |
| Steel
Q/A = Steel Rear Sprocket, Quick Acceleration Gearing, Non-Gold
Chain |
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