| RK CHAIN AND SPROCKET KITS - YAMAHA - 2012 |
| Model |
Model Year |
Kit Part # |
Notes: |
Kit Front |
Kit Rear |
Rear Sprocket Color |
RK Chain |
RTL Price |
YZ85 |
02-12 |
4002-028Z |
- |
14 |
48 |
Silver Alum |
428MXZ-118 |
$110.00 |
| 4002-028ZB |
- |
14 |
48 |
Black Alum |
428MXZ-118 |
$120.00 |
| 4002-028ZG |
- |
14 |
48 |
Silver Alum |
GB428MXZ-118 |
$120.00 |
| 4002-028ZK |
- |
14 |
48 |
Black Alum |
GB428MXZ-118 |
$130.00 |
YZ80 |
93-01 |
4002-938Z |
- |
14 |
48 |
Silver Alum |
428MXZ-118 |
$110.00 |
| 4002-938ZB |
- |
14 |
48 |
Black Alum |
428MXZ-118 |
$120.00 |
| 4002-938ZG |
- |
14 |
48 |
Silver Alum |
GB428MXZ-118 |
$120.00 |
| 4002-938ZK |
- |
14 |
48 |
Black Alum |
GB428MXZ-118 |
$130.00 |
YZ125 |
02-04 |
4012-028S |
- |
13 |
50 |
Steel |
520MXZ4-114 |
$150.00 |
| 4012-028SG |
- |
13 |
50 |
Steel |
GB520MXZ4-114 |
$165.00 |
| 4012-028Z |
- |
13 |
50 |
Silver Alum |
520MXZ4-114 |
$170.00 |
| 4012-028ZB |
- |
13 |
50 |
Black Alum |
520MXZ4-114 |
$180.00 |
| 4012-028ZG |
- |
13 |
50 |
Silver Alum |
GB520MXZ4-114 |
$185.00 |
| 4012-028ZK |
- |
13 |
50 |
Black Alum |
GB520MXZ4-114 |
$195.00 |
YZ125 |
94-96 |
4012-948Z |
- |
13 |
51 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4012-948ZG |
- |
13 |
51 |
Silver Alum |
GB520MXZ4-116 |
$185.00 |
YZ125 |
97-98 |
4012-978Z |
- |
13 |
49 |
Silver Alum |
520MXZ4-112 |
$170.00 |
| 4012-978ZG |
- |
13 |
49 |
Silver Alum |
GB520MXZ4-112 |
$185.00 |
YZ125 |
99-01 |
4012-998S |
- |
13 |
49 |
Steel |
520MXZ4-112 |
$150.00 |
| 4012-998SG |
- |
13 |
49 |
Steel |
GB520MXZ4-112 |
$165.00 |
| 4012-998Z |
- |
13 |
49 |
Silver Alum |
520MXZ4-112 |
$170.00 |
| 4012-998ZB |
- |
13 |
49 |
Black Alum |
520MXZ4-112 |
$180.00 |
| 4012-998ZG |
- |
13 |
49 |
Silver Alum |
GB520MXZ4-112 |
$185.00 |
| 4012-998ZK |
- |
13 |
49 |
Black Alum |
GB520MXZ4-112 |
$195.00 |
YZ250F / YZ125 |
01-06 / 05-12 |
4022-017SG |
- |
13 |
49 |
Steel |
GB520MXU-114 |
$180.00 |
| 4022-017ZG |
- |
13 |
49 |
Silver Alum |
GB520MXU-114 |
$200.00 |
| 4022-017ZK |
- |
13 |
49 |
Black Alum |
GB520MXU-114 |
$210.00 |
| 4022-018S |
- |
13 |
49 |
Steel |
520MXZ4-114 |
$150.00 |
| 4022-018SG |
- |
13 |
49 |
Steel |
GB520MXZ4-114 |
$165.00 |
| 4022-018Z |
- |
13 |
49 |
Silver Alum |
520MXZ4-114 |
$170.00 |
| 4022-018ZB |
- |
13 |
49 |
Black Alum |
520MXZ4-114 |
$180.00 |
| 4022-018ZG |
- |
13 |
49 |
Silver Alum |
GB520MXZ4-114 |
$185.00 |
| 4022-018ZK |
- |
13 |
49 |
Black Alum |
GB520MXZ4-114 |
$195.00 |
YZ250F |
07-11 |
4022-077SG |
- |
13 |
50 |
Steel |
GB520MXU-114 |
$180.00 |
| 4022-077ZG |
- |
13 |
50 |
Silver Alum |
GB520MXU-114 |
$200.00 |
| 4022-077ZK |
- |
13 |
50 |
Black Alum |
GB520MXU-114 |
$210.00 |
| 4022-078S |
- |
13 |
50 |
Steel |
520MXZ4-114 |
$150.00 |
| 4022-078SG |
- |
13 |
50 |
Steel |
GB520MXZ4-114 |
$165.00 |
| 4022-078Z |
- |
13 |
50 |
Silver Alum |
520MXZ4-114 |
$170.00 |
| 4022-078ZB |
- |
13 |
50 |
Black Alum |
520MXZ4-114 |
$180.00 |
| 4022-078ZG |
- |
13 |
50 |
Silver Alum |
GB520MXZ4-114 |
$185.00 |
| 4022-078ZK |
- |
13 |
50 |
Black Alum |
GB520MXZ4-114 |
$195.00 |
YZ250 |
94-97 |
4022-948Z |
- |
13 |
50 |
Silver Alum |
520MXZ4-114 |
$170.00 |
| 4022-948ZG |
- |
13 |
50 |
Silver Alum |
GB520MXZ4-114 |
$185.00 |
YZ250 |
98 |
4022-988Z |
- |
14 |
51 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4022-988ZG |
- |
14 |
51 |
Silver Alum |
GB520MXZ4-116 |
$180.00 |
YZ250 |
99-12 |
4022-997SG |
- |
14 |
51 |
Steel |
GB520MXU-116 |
$180.00 |
| 4022-997ZG |
- |
14 |
51 |
Silver Alum |
GB520MXU-116 |
$200.00 |
| 4022-997ZK |
- |
14 |
51 |
Black Alum |
GB520MXU-116 |
$210.00 |
| 4022-998S |
- |
14 |
51 |
Steel |
520MXZ4-116 |
$150.00 |
| 4022-998SG |
- |
14 |
51 |
Steel |
GB520MXZ4-116 |
$165.00 |
| 4022-998Z |
- |
14 |
51 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4022-998ZB |
- |
14 |
51 |
Black Alum |
520MXZ4-116 |
$180.00 |
| 4022-998ZG |
- |
14 |
51 |
Silver Alum |
GB520MXZ4-116 |
$185.00 |
| 4022-998ZK |
- |
14 |
51 |
Black Alum |
GB520MXZ4-116 |
$195.00 |
| 4122-998S |
- |
14 |
51 |
Steel |
520EXW-116 |
$165.00 |
| 4122-998SG |
- |
14 |
51 |
Steel |
GB520EXW-116 |
$180.00 |
WR250F / WR250F |
01-06 / 07-09, 11 |
4121-018S |
Kit for 01-06 models contains 1 tooth smaller than OE Rear. Kit for 07-09 models contains 1 tooth larger than OE rear. |
13 |
51 |
Steel |
520EXW-114 |
$165.00 |
| 4121-018SG |
Kit for 01-06 models contains 1 tooth smaller than OE Rear. Kit for 07-09 models contains 1 tooth larger than OE rear. |
13 |
51 |
Steel |
GB520EXW-114 |
$180.00 |
YZ450F / WR400,426,450F |
03-04 / 99-06 |
4042-037SG |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Steel |
GB520MXU-116 |
$180.00 |
| 4042-037ZG |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Silver Alum |
GB520MXU-116 |
$200.00 |
| 4042-037ZK |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Black Alum |
GB520MXU-116 |
$210.00 |
| 4042-038S |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Steel |
520MXZ4-116 |
$150.00 |
| 4042-038SG |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Steel |
GB520MXZ4-116 |
$165.00 |
| 4042-038Z |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4042-038ZB |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Black Alum |
520MXZ4-116 |
$180.00 |
| 4042-038ZG |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Silver Alum |
GB520MXZ4-116 |
$185.00 |
| 4042-038ZK |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Black Alum |
GB520MXZ4-116 |
$195.00 |
| 4142-038S |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Steel |
520EXW-116 |
$165.00 |
| 4142-038SG |
T/E kit for WR400,426,450F 14-50, 3.57 |
14 |
49 |
Steel |
GB520EXW-116 |
$180.00 |
YZ450F |
2005 |
4042-057SG |
Kit is OE for 2005 YZ450F 14-51, 3.64 |
14 |
51 |
Steel |
GB520MXU-116 |
$180.00 |
| 4042-057ZG |
- |
14 |
52 |
Silver Alum |
GB520MXU-116 |
$200.00 |
| 4042-058S |
Kit is OE for 2005 YZ450F 14-51, 3.64 |
14 |
51 |
Steel |
520MXZ4-116 |
$150.00 |
| 4042-058SG |
Kit is OE for 2005 YZ450F 14-51, 3.64 |
14 |
51 |
Steel |
GB520MXZ4-116 |
$165.00 |
| 4042-058Z |
- |
14 |
52 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4042-058ZG |
- |
14 |
52 |
Silver Alum |
GB520MXZ4-116 |
$185.00 |
| 4142-058S |
- |
14 |
51 |
Steel |
520EXW-116 |
$165.00 |
| 4142-058SG |
- |
14 |
51 |
Steel |
GB520EXW-116 |
$180.00 |
YZ450F / WR450F |
06-09 / 07-09, 11 |
4042-067SG |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Steel |
GB520MXU-114 |
$180.00 |
| 4042-067ZG |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Silver Alum |
GB520MXU-114 |
$200.00 |
| 4042-067ZK |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Black Alum |
GB520MXU-114 |
$210.00 |
| 4042-068S |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Steel |
520MXZ4-114 |
$150.00 |
| 4042-068SG |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Steel |
GB520MXZ4-114 |
$165.00 |
| 4042-068Z |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Silver Alum |
520MXZ4-114 |
$170.00 |
| 4042-068ZB |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Black Alum |
520MXZ4-114 |
$180.00 |
| 4042-068ZG |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Silver Alum |
GB520MXZ4-114 |
$185.00 |
| 4042-068ZK |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Black Alum |
GB520MXZ4-114 |
$195.00 |
| 4142-068S |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Steel |
520EXW-114 |
$165.00 |
| 4142-068SG |
Kit is OE for 07-09 WR450F 13-50, 3.85 |
13 |
50 |
Steel |
GB520EXW-114 |
$180.00 |
YZ450F |
10-12 |
4042-108S |
- |
13 |
49 |
Steel |
520MXZ4-114 |
$150.00 |
| 4042-108SG |
- |
13 |
49 |
Steel |
GB520MXZ4-114 |
$165.00 |
| 4042-108Z |
- |
13 |
49 |
Silver Alum |
520MXZ4-114 |
$170.00 |
| 4042-108ZB |
- |
13 |
49 |
Black Alum |
520MXZ4-114 |
$180.00 |
| 4042-108ZG |
- |
13 |
49 |
Silver Alum |
GB520MXZ4-114 |
$185.00 |
| 4042-108ZK |
- |
13 |
49 |
Black Alum |
GB520MXZ4-114 |
$195.00 |
| 4142-108S |
- |
13 |
49 |
Steel |
520EXW-114 |
$170.00 |
| 4142-108SG |
- |
13 |
49 |
Steel |
GB520EXW-114 |
$185.00 |
YZ400F |
98 |
4042-988Z |
- |
14 |
50 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4042-988ZG |
- |
14 |
50 |
Silver Alum |
GB520MXZ4-116 |
$185.00 |
YZ400F,426F / WR400F,426F,450F |
99-02 / 99-06 |
4042-997SG |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Steel |
GB520MXU-116 |
$180.00 |
| 4042-997ZG |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Silver Alum |
GB520MXU-116 |
$200.00 |
| 4042-997ZK |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Black Alum |
GB520MXU-116 |
$210.00 |
| 4042-998S |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Steel |
520MXZ4-116 |
$150.00 |
| 4042-998SG |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Steel |
GB520MXZ4-116 |
$165.00 |
| 4042-998Z |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Silver Alum |
520MXZ4-116 |
$170.00 |
| 4042-998ZB |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Black Alum |
520MXZ4-116 |
$180.00 |
| 4042-998ZG |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Silver Alum |
GB520MXZ4-116 |
$185.00 |
| 4042-998ZK |
Kit is OE gearing for WR400,426,450F 14-50, 3.57 |
14 |
50 |
Black Alum |
GB520MXZ4-116 |
$195.00 |
| 4142-998S |
Kit is OE gearing for WR400,426,450F 14-50 |
14 |
50 |
Steel |
520EXW-116 |
$165.00 |
| 4142-998SG |
Kit is OE gearing for WR400,426,450F 14-50 |
14 |
50 |
Steel |
GB520EXW-116 |
$180.00 |
| Suffix |
| Chain |
Sprocket |
Description |
| S |
Steel |
Z MX Chain- Q/A MX Kit with Special "Z" Race chain, steel rear sprocket |
| SG |
Steel |
Z MX Chain- Q/A MX Kit with gold colored Special "Z" Race chain, steel rear sprocket |
| Z |
Silver Alum |
Z MX Chain- Lightweight Q/A MX Kit with Special "Z" Race chain, Vortex Aluminum rear sprocket |
| ZB |
Black Alum |
Z MX Chain- Lightweight Q/A MX Kit with Special "Z" Race chain, black colored Vortex Aluminum rear sprocket |
| ZG |
Silver Alum |
Z MX Chain- Lightweight Q/A MX Kit with "GB" gold colored Special "Z" Race chain, Vortex Aluminum rear sprocket |
| ZK |
Black Alum |
Z MX Chain- Lightweight Q/A MX Kit with "GB" gold colored Special "Z" Race chain, black colored Vortex Aluminum rear sprocket |
