- This Genuine Yamaha exhaust valve inner spring fits:
- YZF-R1 2017-2022
- YZF-R1M 2017-2022
- Part number 5 (highlighted on the parts diagram)
- Sold singly
- If you would like any of the other parts shown on this diagram and you cannot find them listed on the website please contact us and we will be happy to assist you
- Part Number BX4-12123-00-00
Related Parts
01: 2CR-12111-01 Valve, Intake
02: 2CR-12121-00 Valve, Exhaust
03: BX4-12113-00 Spring, Valve Inner
04: BX4-12114-00 Spring, Valve Outer
05: BX4-12123-00 Spring, Valve Inner
06: BX4-12124-00 Spring, Valve Outer
07: BX4-12117-00 Retainer, Valve Spring
08: BX4-12127-00 Retainer, Valve Spring
09: 1AA-12118-00 Lock, Valve Spring Retainer
10: 1WG-12118-00 Lock, Valve Spring Retainer
11: 3P6-12129-00 Seal, Valve Stem
12: 4TE-12119-00 Seal, Valve Stem
13: BX4-12116-00 Seat, Valve Spring
14: BX4-12126-00 Seat, Valve Spring 2
15: 2CR-1216*-** Pad Adjusting
16: B3L-12151-00 Arm, Valve Rocker
17: 2CR-12146-00 Shaft, Rocker
18: 90109-12146-00 Bolt