DRIVEN RACING Rear Sprocket - 42-Tooth 5018-520-42T Circuit Breaker O2 sensor Bung Adapter is

O2 sensor Bung Adapter is optional when used on a 2-stroke application - sold separately Records: number of records - 50 sessions

Mounting kit developed for a simple and quick installation

now pre-oiled for your convenienceThe ultimate consistency in pore coverage using state-of-the-art filter oiling machines

Powder-coated steel shaft and sturdy 1/4" steel mounting bracket make a lightweight

Flash Tune Data-Link ECU Flashing Kits Type 16 -for the Yamaha FZ-09 / MT-09 / FJ-09 / XSR900 / Super Tenere motorcycles

DRIVEN RACING Rear Sprocket - 42-Tooth 5018-520-42T Circuit Breaker O2 sensor Bung Adapter isOne of the lightest 520 steel sprockets available today Designed using our proprietary EST Technology Performance and longevity all in one sprocket Attractive black zinc semi gloss finish Lowered surface to remove unnecessary weight