1999 GMC B7 Differentials

Please Select your Vehicle to See Exact Fit Parts

Keep Your 1999 GMC B7 in Top Shape with a Quality Differential

When it comes to maintaining or upgrading your 1999 GMC B7, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Differential for your B7. We currently carry a top Differential in stock that is built to last. Whether you’re replacing a damaged Differential or looking to upgrade, our selection for the 1999 GMC B7 ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Drive Shafts and Axles and Universal Joints to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1999 GMC B7 running smoothly and looking great.

Essential 1999 GMC B7 Differentials

Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
See More

Valvoline – Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891 (Part No.904891)

Valvoline Multi-Vehicle (ATF) Full Synthetic Automatic Transmission Fluid 1 GA, 904891

from

$35.99
Choosing an automatic transmission fluid just got easier. Valvoline Full Synthetic MaxLife Multi-Vehicle ATF, the #1 ATF product, is suitable for use in 95% of ATF vehicles in operation with US registered light duty applications. And now, it€™s also recommended for most belt and chain-driven continuously variable transmissions (CVT). Featuring advanced additives to prevent the major causes of transmission breakdown, it€™s designed to help prevent leaks, reduce wear and tear, and maximize performance €“ all for much longer than conventional fluids. It has improved thermal stability for longer fluid life, better viscosity stability for consistent transmission operation, and frictional enhancements for smooth gear engagements. Whether your vehicle has a CVT or traditional automatic, Valvoline MaxLife Multi-Vehicle ATF is suitable for a broad range of transmissions including Ford, GM, Toyota, Honda, Nissan, Hyundai, Subaru, BMW, Mercedes, Volvo, VW and Audi vehicles. It€™s specifically recommended for use in the following applications: GM DEXRON-II, DEXRON-III, DEXRON-VI, and DEX-CVT; Ford MERCON LV; Toyota/Lexus Type T, T-II, T-IV, WS, CVTF FE, and CVTF TC. For the many miles ahead, trust your transmission with Valvoline, the #1 automatic transmission fluid brand.
See More

Most Popular Differential Oil for 1999 GMC B7s

Enhance your 1999 GMC B7 with this popular Differential Oil we have in stock, for $44.99.

Yukon Gear – Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 (Part No.15002)

Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002

from

$44.99
Union 76 gear oil is a conventional non-synthetic 80W90 formulation designed for all types of differentials.
See More

FAQs for 1999 GMC B7 Differentials

What’s the price range for 1999 GMC B7 Differentials?

We currently have just one Differentials for the 1999 GMC B7 in stock: Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002 and it costs $44.99.

Does Advance Auto Parts sell Differentials for other GMC B7 model years?

Yes, we carry Differentials for 8 model years of GMC B7s between 1993 and 2002. The following model years are the most popular for Differential purchases: 2002, 2001, 2000, 1998, 1997, 1996, 1995, 1994, and 1993.

Does Advance Auto Parts sell Differentials for any other 1999 GMC models?

Yes. We stock Differentials for 23 other popular 1999 GMC models. Some of the most popular are 1999 Yukon Differentials, 1999 Sierra 1500 Differentials, 1999 Savana 1500 Differentials, 1999 Savana 2500 Differentials, and 1999 Jimmy Differentials.

What types of Differentials do you sell for my 1999 GMC B7?

We currently have just 1 Differential in stock for a 1999 GMC B7, and as of 8/2/26, it is a Differential Oil.

Can I get help with 1999 GMC B7 Differential orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Differentials and more.

What is your return policy for GMC B7 Differentials?

Advance Auto Parts keeps returns simple. For new GMC B7 Differentials and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.