TKR6081 – Shock Spring Set (rear, 1.6×10.0T, 90mm, green) Vehicle Compatibility • TKR6081 - Shock Spring Set (rear, 1.6x10.0T, 90mm, green, 4.20 lb/in) is included with the ET48, ET48.3, MT410, NT48 and NT48.3 kits and can be used as a replacement part for those vehicles. • This can be used with the ET48 2.0, ET48 2.2 and NT48 2.0 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.