Renthal Ultralight Aluminum Rear Sprocket Silver 42 Tooth (404U-525-42P-HA)
- CNC-machined from a specially enhanced 7075-T6 aluminum alloy
- Machined self-cleaning mud grooves at each tooth to help increase wear resistance
- All rear sprockets are the ultralight design, making them 66% lighter than steel, yet incredibly durable
| Compatible Vehicles | |||
| Years | Make | Model | Notes |
| 2007 | Honda | CB600F 599 | |
| 1991-1994 | Honda | CBR600F2 | |
| 1999-2000 | Honda | CBR600F4 | |
| 1996-1999 | Honda | CBR900RR | |
| 2015-2021 | Yamaha | YZF R1 | |
| 2015-2021 | Yamaha | YZF R1M | |