More information about HPI Suspension Arm Set Savage 21 HPI85047HPI stock replacement suspension arm set for the Savage .21 Truck. These are also referred to as control arms. HPI stock replacement suspension arm set is constructed of black nylon. Used on both front and rear of truck. This product includes
Two upper suspension arms
Two lower suspension arms
Length (lower): 132mm (5.2")
Length (upper): 121mm (4.8")
Thickness (lower) at hinge pin hole: 12mm (0.48")
Thickness (upper) at hinge pin hole: 11mm (0.44")
Requires: Cutting arms from parts tree.