Simpson Racing SA2020 Diamondback Racing Helmet7.25 - Matte Black Bandolero Timing Chain Set - Double

Timing Chain Set - Double Roller - Keyway Adjustable - 24 Tooth Reluctor - Billet Steel - LS2 - GM LS-Series - Kit

25 in - 1/2 in NPT Inlet / Outlet - Plate and Fin - Hardware Included - Aluminum - Black Paint - Universal - Kit

Coil-Over Kit - 4000 Series - 2

Fitting - Hose End - AQP Socketless - Straight - 6 AN Hose Barb to 6 AN Female - Aluminum - Nickel Plated - Each

11 Ratios 6

Simpson Racing SA2020 Diamondback Racing Helmet7.25 - Matte Black Bandolero Timing Chain Set - DoubleA major revision to our Simpson Diamondback for 2021 combines a new Italian composite shell with a shorter chinbar and changes to the visor mounting for improved fit and function while also providing enhanced impact protection. Helmet ships with one clear face shield installed, additional face shields may be purchased separately.