Spacers for Commercial Trucks & Heavy Equipment

Find high-quality spacers designed to support precise spacing, alignment, and sealing in commercial truck systems. From utility vehicles to heavy-duty specialty rigs, our sealing spacers help reduce vibration, improve component fit, and protect sensitive parts from wear and contamination — keeping your fleet running efficiently.

When you buy commercial trucks, making an informed purchase is essential to keep your business moving forward efficiently. Millions of buyers are looking for their next truck on Commercial Truck Trader this month, highlighting an active and competitive market. It’s important to consider the cost and price of commercial trucks, including available tax incentives that may allow deductions of up to 100% of the purchase for eligible businesses. These financial benefits can significantly reduce the total cost of ownership and make buying or leasing a new vehicle more affordable.

The right spacer not only supports your business’s operational goals but also ensures that your vehicles are ready to take on any demanding work, from city deliveries to long-haul runs.

Introduction to Spacers

Spacers play a vital role in the commercial vehicle industry, serving as a key component in enhancing the performance and efficiency of trucks, day cabs, vans, and trailers. Designed to create the necessary gap between parts, spacers help reduce wear, improve maneuverability, and maximize payload capacity—critical factors for any business looking to keep its fleet running smoothly. Whether you manage a large fleet or are searching through thousands of listings for the right vehicle, understanding how spacers are designed to fit your specific needs can make all the difference. The right spacer not only supports your business’s operational goals but also ensures that your vehicles are ready to take on any job, from city deliveries to long-haul runs. With so many options available, making an informed purchase is essential to keep your business moving forward efficiently.

Durable, Quality Truck Spacers for Critical Applications

At Custom Truck One Source, we offer an extensive selection of spacers for commercial truck and heavy equipment applications. Whether you’re maintaining boom trucks, service trucks, trailers, or other industrial vehicles, our spacers are engineered to deliver the durability and fit your equipment demands. Available in various sizes, shapes, and material specifications, these spacers support tasks such as:

  • Component spacing & alignment for mechanical assemblies
  • Support and separation in sealing and mounting applications
  • Wear reduction between moving parts
  • Vibration absorption in high-load environments

Our sealing spacers help reduce vibration, improve component fit, and protect sensitive parts from wear and contamination — keeping your fleet running efficiently. By supporting the power and powerful performance of commercial trucks, our spacers ensure your vehicles can run reliably during even the most demanding operations.

Each spacer is built to meet the performance expectations of service professionals and fleet managers. Proactively making changes to spacers or related components can further optimize vehicle performance and operational efficiency.

Why Choose Custom Truck One Source?

Custom Truck One Source is your trusted partner for commercial truck parts. We combine a vast inventory, knowledgeable support staff, and easy online ordering to make parts sourcing seamless. Our sealing spacers are sourced from reputable manufacturers and backed by service professionals who understand heavy-duty equipment requirements.

  • Comprehensive inventory for trucks, trailers, pickups, and equipment—pickups are available for versatile work and business needs
  • Fast online ordering with clear specifications
  • Industry-experienced support team ready to assist
  • Nationwide distribution for quick delivery

We also support electric vehicle components, including guidance on how to charge electric trucks or vans for efficient operation.

All offers and services are subject to specific terms. Please review these terms to ensure eligibility and compliance.

Shop Spacers Online

Explore our selection below and add the spacers your fleet needs to your cart. For custom sizing or technical assistance, call our parts specialists — we’re here to help ensure you get the right part the first time.

Don’t miss out on special offers and promotions available this month on commercial trucks and parts—shop now to take advantage of these limited-time deals.

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Item # 718-0228
718-0228
Dimensions2"L x 5"W x 5"H
Weight3.90 LB
Unit of MeasureEach
Item # 782-01278
782-01278
Weight1.00 LB
Unit of MeasureEach
Item # 7-A-062
7-A-062
Dimensions9"L x 0.13"W x 6"H
Weight0.60 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
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Industry Leading Hi-Rail Equipment
As North America’s largest Hi-Rail fleet dealer, Custom Truck One Source™ combines nationwide reach with specialized expertise. Whether you’re renting or buying, you’re backed by the Source for rail-ready performance.
Item # MK161540
MK161540
Dimensions6"L x 4"W x 1.2"H
Weight1.45 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # TMRU701
TMRU701
Dimensions26"L x 3.75"W x 3.375"H
Weight10.90 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # TMRU661
TMRU661
Weight14.10 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # DMP03182
DMP03182
Dimensions2"L x 2"W x 1.22"H
Weight0.62 LB
Unit of MeasureEach
Item # 401472TU
401472TU
Dimensions0.7"L x 0.2"W x 0.2"H
Weight0.20 LB
Unit of MeasureEach
Item # 71372TU
71372TU
Dimensions0.7"L x 0.5"W x 0.5"H
Weight0.02 LB
Unit of MeasureEach
Item # 436921TU
436921TU
Dimensions6.2"L x 6.2"W x 6.2"H
Weight14.33 LB
Unit of MeasureEach
Item # 437779TU
437779TU
Dimensions3.1"L x 2.5"W x 2.5"H
Weight0.18 LB
Unit of MeasureEach
Item # 437783TU
437783TU
Dimensions2.3"L x 0.3"W x 0.3"H
Weight0.02 LB
Unit of MeasureEach
Item # 714-0932
714-0932
Dimensions4.5"L x 1.6"W x 1.6"H
Weight1.13 LB
Unit of MeasureEach
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Heavy Duty Dump Trucks
Haul smarter with a dump truck from Custom Truck One Source™. Engineered for strength, balance, and performance, our heavy-duty dump trucks offer power, durability, and reliability for every job.
Item # 718-0622
718-0622
Dimensions3"L x 3"W x 0.06"H
Weight0.12 LB
Unit of MeasureEach
Item # 782-01397
782-01397
Dimensions0.63"L x 5.78"W x 0.63"H
Weight0.25 LB
Unit of MeasureEach
Item # H24153TU
H24153TU
Dimensions1"L x 0.2"W x 0.2"H
Weight0.02 LB
Unit of MeasureEach
Item # M1541
M1541
Dimensions6.562"L x 4"W x 1.812"H
Weight2.45 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # MPB64
MPB64
Dimensions7"L x 5"W x 1.5"H
Weight0.60 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # 205283
205283
Dimensions5"L x 3.75"W x 0.25"H
Weight0.14 LB
Unit of MeasureEach
Eligible for FREE GROUND Shipping
Item # T109591
T109591
Unit of MeasureEach
Item # T109753
T109753
Unit of MeasureEach
Item # 1032418
1032418
Dimensions4.38"L x 4.38"W x 0.13"H
Weight0.04 LB
Unit of MeasureEach
Item # 228895
228895
Unit of MeasureEach
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Bid. Win. Work.
Join our monthly auction to score quality equipment from the source you trust. There’s something for everyone with Custom Truck Auctions. Click below to register for free!
Item # 426746TU
426746TU
Dimensions24.48"L x 24.48"W x 24.48"H
Weight0.07 LB
Unit of MeasureEach
Item # 441346TU
441346TU
Dimensions0.3"L x 0.2"W x 0.2"H
Weight0.02 LB
Unit of MeasureEach
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