Clutch

Heavy Duty Clutch Spring Kit Suzuki Hayabusa (99-07)

Upgrade your Hayabusa’s clutch with Brock’s Heavy Duty Clutch Spring Kit—built to handle the punishment of high-power drag-style launches. Manufactured from valve-spring quality steel, each spring is shot-peened and stress-relieved to...

Clutch Lever Cam 6 Position Suzuki Hayabusa (99-20)

The stock Suzuki clutch lever cam offers only four adjustment positions, and even at its closest setting, clutch engagement occurs far from the handlebar. For many riders, this results in reduced control, discomfort, and inconsistent clutch modulation...

Heavy Duty Clutch Spring Kit ZX-14 (06-11)

Give your ZX-14 the clutch strength it deserves. Brock’s Heavy Duty Clutch Spring Kit is built from valve-spring quality steel, then shot-peened and stress-relieved to handle the extreme heat and abuse of high-power drag-style launches. Unlike...

Heavy Duty Clutch Spring Kit GSX-R1000 (01-04)

Upgrade your GSX-R1000’s clutch performance with Brock’s Heavy Duty Clutch Spring Kit. Built from valve-spring quality steel, each spring is shot-peened and stress-relieved to handle the extreme heat and abuse of high-horsepower, drag-style...

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 transfer, and deliver more consistent performance, on the...

Heavy Duty Clutch Spring Kit Z900RS / Cafe (18-26) and Z900 (17-26)

Unlock more performance from your Kawasaki with Brock’s Heavy Duty Clutch Spring Kit. Specifically designed for the modern ramp-style slipper clutch, these springs deliver increased clamping force on the clutch pack while maintaining a comfortable...

Extra Heavy Duty 'Real Street' Clutch Springs ZX-14R (12-25)

Brock’s Extra Heavy Duty Clutch Springs are the best-kept secret in Real Street, Grudge, and other high-horsepower hand-clutch applications. Designed from valve-spring quality steel, each spring is shot-peened and stress-relieved to endure the...

Heavy Duty Clutch Spring Kit Ninja H2 (16-26), Ninja H2 SX/SE/SE+ (18-26), Z H2 (20-26), and GSX-R1000/R (17-25)

Harness the full potential of your hyperbike with Brock’s Heavy Duty Clutch Spring Kit. Engineered for today’s ramp-style slipper clutches, these springs increase clamping force on the clutch pack while keeping lever feel comfortable and...

Extra Heavy Duty Clutch Spring Kit GSX-R1100 / Katana (86-92)

Upgrade your classic Suzuki GSX-R1100 or Katana with Brock’s Extra Heavy Duty Clutch Spring Kit—built to withstand the demands of high-power drag-style launches. Unlike typical industry springs, these are manufactured from valve-spring...

Transfer Map Support $25 Data Transfer Fee (DTF)

If you have purchased your Brock's Performance exhaust system used, our Direct Support programs are 100% transferable for a $25 database update fee. After payment of the Database Transfer Fee you MUST fill out a Purchased Used Map Support Form in order...