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United Pacific Manuals & User Guides

United Pacific Industries is a leading manufacturer of high-quality, innovative lighting and aftermarket parts for heavy-duty semi-trucks and classic vehicles.

Tip: include the full model number printed on your United Pacific label for the best match.

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United Pacific Parts & Accessories

United Pacific Industries is a premier manufacturer specializing in aftermarket and restoration parts for classic vehicles and heavy-duty semi-trucks. Known for their dedication to precision and durability, United Pacific offers an extensive catalog that includes industry-leading LED lighting assemblies, exterior body panels, interior trim, and functional hardware.

Whether you are restoring a vintage Ford Bronco, upgrading a Peterbilt truck, or outfitting a classic Chevrolet, United Pacific provides the high-quality components necessary to modernize and customize your vehicle. Explore our library of installation guides, user manuals, and wiring diagrams to help successfully install and maintain your United Pacific products.

United Pacific manuals

Latest manuals from manuals+ curated for this brand.

United Pacific manuals from online retailers

United Pacific 31203 Headlight Assembly Instruction Manual

31203 • March 12, 2026
Comprehensive instruction manual for the United Pacific 31203 Headlight Assembly, covering installation, operation, maintenance, and specifications for the LH Chrome Housing High/Low Beam H7/9005 Bulb with LED Signal…

United Pacific support FAQ

Common questions about manuals, registration, and support for this brand.

  • Where can I find installation instructions for United Pacific LED lights?

    You can find detailed installation manuals and wiring guidelines for United Pacific LED lighting products here on Manuals.plus or through the official United Pacific website.

  • Are United Pacific parts covered by a warranty?

    Yes, United Pacific offers warranties on their products. Specific terms vary by item and application (commercial vs. standard), so refer to your user manual or the warranty page on upcarparts.com for complete details.

  • What types of vehicles does United Pacific make parts for?

    United Pacific manufactures high-quality aftermarket and restoration parts primarily for heavy-duty semi-trucks (including Kenworth, Peterbilt, and Freightliner) as well as classic automobiles and trucks (such as vintage Ford Broncos and Chevy C10s).

  • Where can I download United Pacific product specifications?

    Product specifications, setup instructions, hardware requirements, and maintenance guides are often included in the product packaging and can also be downloaded directly from our United Pacific manuals directory.