TKR7045 – Shock Spring Set (front, 1.4×7.0, 5.90lb/in, 50mm, red) Vehicle Compatibility • TKR7045 - Shock Spring Set (front, 1.4x7.0, 5.90lb/in, 50mm, red) is not included with any kit. • This can be used with the ET410, ET410.2 and SCT410SL vehicles and should be a direct replacement for the stock part or used as a feature. Please use the instruction manual for the kit(s) listed to verify compatibility and no additional items are necessary before purchasing.Click the links above to view other parts.