Works for Competition HPI Savage 25 4.6 X Xl Blue 117mm 3.0lb Spring SAV11716

This set of eight springs have more strength than the stock HPI red springs. Set of 8 Stock Red Spring 2.0lb/in.25turn Shiny Blue Spring 3.5lb/in 22 turn Shiny chrome Spring 4.0lb/in 21Turn Shiny Purple 6.0lb/in 18 Turn Package of eight springs 14.4x117x1.4mmx22 Coils