Truck Shims for Sale
Maintaining proper alignment and component spacing in heavy duty trucks requires precision tools and parts. Whether you’re performing routine maintenance, addressing alignment issues, or rebuilding truck components, your team needs reliable shims that ensure optimal performance and safety.
At Custom Truck One Source, we understand that precise alignment is critical to your fleet’s operational efficiency. We offer high-quality truck shims manufactured from durable materials, designed to meet the demanding requirements of heavy duty commercial vehicles.
Browse our comprehensive selection of truck shims and enhance your maintenance capabilities with professional-grade alignment solutions.
What Are Truck Shims?
Truck shims are precision metal spacers used to adjust alignment, correct tolerances, and maintain proper component spacing throughout heavy duty vehicles. These thin, flat components fill gaps between parts, compensating for manufacturing variations, wear patterns, and misalignment issues that develop over time.
The most common materials include steel, aluminum alloys, and brass—each offering distinct advantages. Steel shims provide exceptional strength and resist deformation under heavy loads, while aluminum alloys offer corrosion resistance with lighter weight. Brass shims work well in applications requiring specific friction characteristics.
Different types of shims serve specific purposes across truck systems. Caster shims adjust front axle geometry for steering stability. Axle shims correct rear alignment on tandem configurations. Torque arm shims fine-tune drivetrain positioning for smooth power transmission. These parts come in various thickness options—from 1/4” to 3/4” and beyond—with taper variations to accommodate complex geometries.
Properly installed shims prevent premature wear on tires, bearings, and drivetrain components by maintaining correct relationships between parts. This precision spacing extends component life and keeps vehicles operating at peak efficiency.
Uses for Our Truck Shims
Fleet managers and technicians rely on our truck shims for critical alignment and spacing applications across multiple truck systems. Our selection supports maintenance operations on everything from standard stock configurations to eight baggers and specialized heavy duty vehicles.
Common applications include:
- Front axle caster angle adjustment for improved steering stability and reduced tire wear.
- Rear axle alignment shims for tandem configurations requiring precise geometry.
- Differential gear spacing and backlash adjustment for optimal power transfer.
- Bearing preload setting in axle assemblies to prevent premature failure.
- Suspension component alignment and load distribution across baggers and multi-axle setups.
- Engine and transmission mount positioning for vibration reduction.
- Torque arm bracket adjustments to correct driveline angles.
- Air bag suspension spacer applications for proper ride height.
Why Trust Custom Truck One Source for Truck Shims?
Custom Truck One Source is committed to keeping your fleet operational. Our parts specialists understand that downtime costs money, which is why we stock truck shims that meet professional standards at every size and specification.
Here’s what sets us apart from the competition:
- Precision-manufactured components: Our truck shims meet exact specifications with tight tolerances, ensuring reliable performance in demanding applications.
- Durable materials: Made from high-grade aluminum alloys and steel designed to resist wear and corrosion across varied operating conditions.
- Complete size range: Available in multiple widths from 1-3/4” to 4” and thickness options to fit different truck models. View our full selection to find the right box for your application.
- Expert technical support: Our specialists provide guidance on proper shim selection and installation procedures for your specific vehicles.
- Fast delivery: Extensive stock inventory ensures quick shipment to minimize vehicle downtime.
- Competitive pricing: Volume purchasing power allows us to offer professional-grade shims at rates that work for fleet operations.
Get a Quote for Truck Shims Online
Custom Truck One Source provides the precision alignment parts your maintenance operations require. Our team helps you select the correct shims for any application, from standard caster corrections to specialized torque arm adjustments.
Contact our parts specialists for technical assistance with shim selection. Request bulk pricing for fleet maintenance operations, or submit your truck specifications for custom recommendations. Fill out our online quote form for fast pricing on standard shim sizes and get your vehicles back on the road.






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