'04-'06 LR Torsion Arm 7/8" x 11-1/2", 600cc, Straight rear end CSI has completely re-designed the

CSI has completely re-designed the basevalve assembly resulting in a more robust and repeatable unit

Hyper Racing # 16-545

Smooth predictable pedal feel

Check out part number 25-525

5-5 valving on rebound and 2 valving on compression

'04-'06 LR Torsion Arm 7/8" x 11-1/2", 600cc, Straight rear end CSI has completely re-designed theHyper Racing # 40 170 Fits '04 & '06 Hyper 600cc Chassis on the left rear. For the right rear corner of the 04 06 Hyper 600, use the 40 173. Machined from 2024 aluminum for superior strength. Rear torsion arms are measured from the center of the splined torsion bar hole to the center of the shackle mount hole. Squeeze bolt kit is included. Send us your old torsion arms or a sketch, and we will offset torsion arms to your specifications at no charge.