'04-'06 Rear Torsion Arm, Straight, 600cc, 7/8" x 10-1/2", 600cc Tools This small inexpensive valve has

This small inexpensive valve has a 100% adjustment range

Sprocket Bolt Kit 3/8" with flange nuts

H-Mark Brake Pads for titanium rotors have been relentlessly battle-tested under the brutal conditions of 600cc sprint racing

Hyper Racing # 389-392

level with the driver's shoulders

'04-'06 Rear Torsion Arm, Straight, 600cc, 7/8" x 10-1/2", 600cc Tools This small inexpensive valve hasHyper Racing # 40 174 Our torsion arms are 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 is included. Send us your old torsion arms or a sketch and we will offset torsion arms to your specifications at no charge.