Brock’s Heavy Duty Clutch Spring Kit Ninja H2 (16-21), Ninja H2 SX/SE/SE+ (18-21), Z H2 (20-21), and GSX-R1000/R (17-25)

Heavy Duty Clutch Spring Kit – GSX-R1000 / R (2017–2025)

Upgrade your clutch performance with Brock’s Performance Heavy Duty Clutch Springs – engineered to work perfectly with the OEM ramp-style slipper clutch. These springs increase static pressure by 25%, giving you firmer clutch engagement and better top-end performance without adding excessive lever effort.

Features:

• Direct OEM spring replacement – 100% drop-in

• 25% increase in static spring pressure

• Minimal increase in clutch lever effort

• Improves clutch life and overall MPH

• Made from premium valve-spring-grade material

• Shot-peened and stress-relieved for long-lasting durability

• Rated for millions of trouble-free cycles

• Uses OEM service manual installation procedure

• Includes 3 high-performance clutch springs

Fitment:

• Suzuki GSX-R1000 / R (2017–2025)

• Also fits Kawasaki Ninja H2 (16–25), H2 SX/SE/SE+, Z H2