• Custom developed by BBR for adult backyard racers and aggressive mini riders
• Most models are 30% stiffer than stock and stress relieved for long life
• Custom wound from aircraft quality spring steel
• Powder coated finish
• Spring rate: 6.2 kg

CRF150R (standard wheel) shock spring overview:
Honda optional soft 4.8kg
Standard 5.0kg
Honda optional stiff 5.2kg
BBR optional stiff (660-HCR-8005) 6.2kg

CRF150RB (Expert/Big Wheel) shock spring overview:
Honda Optional Soft 4.8kg
Honda Optional Soft 5.0kg
Standard 5.2kg
Honda Optional Stiff 5.4kg
BBR optional stiff (660-HCR-8005) 6.2kg

Note: For KLX 140 applications, this spring will only fit the KLX140L & G. It is not for use in the standard KLX140.