Description
Fine-tune commercial vehicle alignment, eliminate drivetrain vibration, and maximize tire mileage with the Specialty Products Company (SPC) 10705 Heavy Duty Axle Alignment Shim. Designed specifically for commercial trucks, semi-tractors, buses, and tandem trailers with 4-inch wide leaf springs, this 0.5-degree (1/2°) aluminum alloy wedge shim provides precise caster and drive-line angle corrections.
Measuring 4.0 inches wide by 6.5 inches long, the SPC 10705 shim fits standard heavy-duty spring pads. Cast from high-strength aluminum alloy, it delivers lightweight durability and reliable positioning under heavy commercial transport loads. Keeping drive axles tracking perfectly parallel reduces uneven tire scrub and extends tire service life across fleet vehicles. Supplied in a convenient 6-pack box.
Features
- Provides an exact 0.5° (1/2 degree) caster/pinion angle correction to fine-tune front or rear axle alignment on commercial trucks.
- Crafted from durable, lightweight aluminum alloy engineered for high strength and corrosion resistance under heavy chassis loads.
- Designed with a 4.0-inch width and 6.5-inch length to fit standard 4" commercial truck and trailer leaf spring suspension pads.
- Keeps tandem drive axles tracking parallel to stop vehicle dog-tracking, cab vibration, and premature tire tread wear.
- Includes 6 shims per box to equip fleet mechanics and alignment technicians for complete axle service jobs.