Brock's

Clutch Mod Kit ZX-14R (12-25)

Unlock the true drag-racing potential of your ZX-14R with the Brock’s Performance Clutch Mod Kit. Designed specifically to disable the factory slipper clutch, this upgrade allows for smooth,...

Clutch Mod R1 (09-14)

The Brock’s Performance Clutch Mod is an essential upgrade for Yamaha R1 riders who want to launch smoothly and consistently from a dead stop. By disabling the factory slipper clutch, this mod...

Clutch Mod ZX-10R (04-26) and ZX-6R (05-12)

The Brock’s Performance Clutch Mod is an essential upgrade for ZX-10R and ZX-6R riders who want to launch smoothly and consistently from a dead stop. By disabling the factory slipper clutch,...

Clutch Spring Kit w/ .280 Thick Spacer ZX-14 (06-11)

Give your ZX-14 the clutch strength it deserves with Brock’s Clutch Spring Kit. Built from valve-spring quality steel, these springs are shot-peened and stress-relieved to handle the punishing...

Clutch Spring Spacer Kit .180 - Hayabusa (99-20) / B-King (08-11) / ZX-10R (04-07)

Improve clutch holding power and consistency without the harsh lever feel of heavy-duty springs. This .180" Clutch Spring Spacer Kit increases spring preload to reduce clutch slip, enhance power...

Clutch Spring Spacer Kit .180 - ZX-14 (06-11)

Increase clutch holding power and consistency without the harsh lever feel of heavy-duty springs. This .180" Clutch Spring Spacer Kit raises spring preload to reduce clutch slip, improve power...

Clutch Spring Spacer Kit .280 - Hayabusa (99-20) / B-King (08-11)

Increase clutch efficiency and consistency without the harsh lever feel of heavier springs. This .280" Clutch Spring Spacer Kit improves clutch performance by increasing spring preload, delivering...

Clutch Spring Spacer Kit .280 - ZX-14 (06-11)

Increase clutch holding power and consistency without the harsh lever feel of heavy-duty springs. This .280" Clutch Spring Spacer Kit raises spring preload to reduce clutch slip, improve power...

Clutch Spring Spacer Kit Assortment Pack

Dial in your clutch exactly the way your application demands. This comprehensive spacer assortment allows precise adjustment of clutch spring pressure, making it easy to fine-tune engagement, holding...

Clutch Spring Support Stud (Modified)

Code C44 Eliminator Plug Hayabusa (08-20), Katana (20-21), and GSX-R1000 (07-16)

Prevents trouble code C44 from illuminating the check engine light Used to simulate the OEM oxygen sensor heater circuit Recommended for use with aftermarket fuel tuners Easy plug & play...

Code Clearing Tool Kawasaki ZX-14R (16-25)

Handheld provides the ability to read and clear FI codes Avoid performing the Kawasaki Diagnostic System (KDS) code erasing procedure Simple plug-and-play installation into the green 6-pin...