Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 132 lb. AA0700AG1R54 813 in Bore

813 in Bore

CSR 900N (BIG BLOCK) AND CSR 901N (SMALL BLOCK)

steel weld on tabs

specifically Sniper 4150 and 2300

Hypercoils OBD Quarter Midget Suspension Spring - 1.625" I.D. x 4.25" Tall - 132 lb. AA0700AG1R54 813 in BoreHyperco's OBD design concept has proven to be a performance advantage in many forms of racing from Indy Cars and Sports cars, to Dirt and Pavement Late Models. And now, they are available for 1 4 Midget competition! HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension springs and related components supporting the Motorsports, Street Performance, and Off Road