SPC Performance 89399 Zinc Hd Axle Shims - 1-1/2 6

The SPC Performance 89399 Zinc Heavy Duty Axle Shims provide precise pinion angle correction for solid axle vehicles. These shims feature a 1-1/2 degree angle and are designed to fit axle housings with 3-1/2" to 4" spring perch widths.

Key Features:

• 1-1/2 degree angle for caster or pinion angle adjustment
• Heavy-duty zinc-plated steel construction for corrosion resistance
• Fits 3-1/2" to 4" wide spring perches
• Universal fitment for solid axle 2WD and 4WD vehicles
• Six shims included per package
• Can be used to adjust caster positive or negative

These shims are essential for correcting driveline angles after lifting or lowering your vehicle, helping to eliminate driveline vibration and extend u-joint life. The zinc coating provides long-lasting protection against rust and corrosion. Compatible with leaf spring suspension systems on trucks, SUVs, and off-road vehicles with solid axles.