Graves motorsports top velocity stacks r1 2009-2014 ABY-09R1-REVT Track Jacket — Suzuki HONDA CRF300LR 2021-2023

HONDA CRF300LR 2021-2023

Max HP: 250

Carbon fiber plates have high static and dynamic coefficient of friction for smooth positive engagement and release

Welded from mild steel then bathed in a four-step chrome-plating process

Stock Full System Weight = 18

Graves motorsports top velocity stacks r1 2009-2014 ABY-09R1-REVT Track Jacket — Suzuki HONDA CRF300LR 2021-2023Graves Motorsports Yamaha R1 Top Velocity Stacks 09 14 Graves Motorsports Yamaha R1 Top Velocity Stacks for the 2009 2014 models. This "Upper" or "Top" velocity stack is sold seperately from the lower billet machined piece shown in picture ( Lower Part # ABY 09R1 REVB). See below for full details and restrictions on these parts when used with stock pieces. The upper stacks must be used with a YEC ECU or Flash Tune and correct setting will be supplied