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Heavy-Duty Truck Parts (12309)
CITGO Petroleum Corporation
Part No: 663304002004
$83.75
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![Citgo Premium MP Gear Oil (85-140) [35.00-lb./15.88-kg. Pail] 631320001031](/getContentAsset/f7754cf0-5a9b-4c07-b95e-44879c333672/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/631320001031.webp?language=en)
CITGO Petroleum Corporation
Part No: 631320001031
$133.73
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CITGO Petroleum Corporation
Part No: 620802001181
$5.65
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![Citgo Transgard ATF Mercon V [0.25-gal./0.95-Liter. Bottle] 633122001181](/getContentAsset/8aa028af-72dc-4490-8bf7-01ad470d3d47/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/633122001181.webp?language=en)
CITGO Petroleum Corporation
Part No: 633122001181
$8.19
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![Citgo Transgard Multi-Purpose ATF [0.25-gal./0.95-Liter. Bottle] 633135001181](/getContentAsset/97f53478-9cac-491b-bf3a-8ba290425160/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/633135001181.webp?language=en)
CITGO Petroleum Corporation
Part No: 633135001181
$6.39
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![Citgo Transgard Multi-Purpose ATF [5.00-gal./18.93-Liter. Pail] 633135001004](/getContentAsset/c8ad2f97-2b83-428b-a4cd-85d1bfae88cc/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/633135001004.webp?language=en)
CITGO Petroleum Corporation
Part No: 633135001004
$124.45
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![Citgo Transgard Multi-Purpose ATF [55.00-gal./208.20-Liter. Drum] 633135001001](/getContentAsset/8fe4db64-6f37-493d-84ce-fcf4370e4c44/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/633135001001.webp?language=en)
CITGO Petroleum Corporation
Part No: 633135001001
$1,308.16
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![Mystik JT-5 Tractor Trans Hydraulic Fluid [5.00-gal./18.93-Liter. Pail] 663509002004](/getContentAsset/012102d9-1ff2-4eef-937a-6e5689f7237e/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/663509002004.webp?language=en)
CITGO Petroleum Corporation
Part No: 663509002004
$103.93
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![Mystik JT-7 Multi-Purpose Gear Lubricant (80-90) [0.25-gal./0.95-Liter. Tipped Bottle] 663705002017](/getContentAsset/e0ca42e0-06e1-4803-98f0-70584af04fc9/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/663705002017.webp?language=en)
CITGO Petroleum Corporation
Part No: 663705002017
$6.99
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![Mystik JT-7 Multi-Purpose Gear Lubricant (85-140) [0.25-gal./0.95-Liter. Tipped Bottle] 663706002017](/getContentAsset/7e2798bd-0134-4cb4-8c9d-ea64d989ab7c/dfc3d011-8f63-43f6-9ed8-4b444333a1d0/663706002017.webp?language=en)
CITGO Petroleum Corporation
Part No: 663706002017
$6.99
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Heavy-Duty Truck Parts for Repairs and Maintenance
Worn parts, system failures, or unexpected repairs can quickly take your truck out of service. Wofford Truck Parts offers heavy-duty truck parts for common maintenance and repair needs, helping you find dependable replacements for your truck’s application.
The right replacement parts help reduce downtime and support reliable performance across major truck systems. Our inventory includes air and fuel delivery parts, brake and wheel end parts, belts, cooling parts, electrical components, engine parts, and more.
FAQs about Truck Parts
How do I find the right truck part for my repair?
Start with your part number, truck make, model, year, system type, and application. Matching the replacement to your current part helps avoid fitment issues and repair delays.
What types of heavy-duty truck parts are available?
Wofford Truck Parts offers parts for air and fuel systems, brakes, wheel end, engine, electrical, cooling, suspension, HVAC, driveline, and other repair needs. You can browse by system to narrow your search.
Should I inspect related parts during a repair?
Yes. A worn part can place stress on connected components. During service, inspect seals, hoses, hardware, fittings, mounts, and related system parts for wear or damage before finishing the repair.
Can the wrong truck part cause installation problems?
Yes. Incorrect sizing, fitment, connection style, or application can cause delays or improper installation. Check your part number and system details carefully before ordering your replacement.
What related categories should I review first?
Start with the system you are repairing. For example, review engine parts for engine repairs or belts and cooling parts for cooling, belt, or accessory drive issues.