Prox Piston Kit - 94.95 Mm - Beta 400Rr 01.7411.A

Prox Piston Kit - 94.95 Mm - Beta 450Rr 01.7412.A Beta -- 450 RR 4T -- (2013, 2014, 2010, 2012, 2011)

• Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication • Lightweight piston with a tight piston wall clearance for a quieter running engine...

Prox Piston Kit - 71.94 Mm - Beta 01.7398.A Beta -- 300 RX -- (2022, 2021, 2023, 2025, 2024); Beta -- 300 RR 2T -- (2020, 2018, 2019, 2021); Beta -- X-Trainer 300 -- (2019, 2018, 2020, 2021)

Prox Piston Kit - 94.95 Mm - Yamaha Wr426F/Yz426F 01.2427.A Yamaha -- WR 426 F -- (2002, 2001); Yamaha -- YZ 426 F -- (2001, 2000, 2002)