2023 GMC Sierra 1500 Differentials

Redline Synthetic “Shock Proof” Oil. 3 Quarts.

Product Features:

• Includes three quarts of Redline Shockproof oil

Pennzoil? Synchromesh Fluid is designed to offer optimal protection for moderately loaded gears in manual transmissions. Containing a high detergent additive system, it helps cope with water, dust, dirt, and any other small deposits you might encounter on or off-road(1). Pennzoil? Synchromesh Fluid also offers synchronizer compatibility for performance in manual transmissions, specifically to fulfill the needs of Chrysler, GM, Honda and other transmission requirements. Pennzoil? Synchromesh Fluid meets General Motors specification 9985648 for use where GM part numbers 12345349 or 12345577 are called out for use. Chrysler manual transmission fluid specification MS-9224 is also met. This high quality manual transmission fluid is formulated for good low temperature flow to maintain shift characteristics even after a cold night(2). Corrosion protection is added to help protect your transmission. Pennzoil? Synchromesh fluid is a manual transmission fluid designed for certain manual trans axles and manual transmissions used by general motors or Chrysler. (1)The Anglamol 6091 additive system contains approximately twice the sulfonate detergent levels as current generation PCMO, 4500 ppm as magnesium of magnesium sulfonate. This engine oil type additive will emulsify water and polar contamination sufficiently to handle contamination levels above 0.5% water. Anglamol 6091 – Detergent, friction modifier, extreme pressure agent, seal swell, anti-wear, anti-oxidant. Chemical Composition – Magnesium sulphonate, alkenyl amide, alkenyl ester sulphide, alkenyl phosphite, alkylbenzene, hecterocyclic ether, zinc dithiophosphate. (2)Pour point is less than -39 Deg. C. Low temperature viscosity in a -40 Deg. C Brookfield test of 50,000 cPs maximum, less than a 75W gear oil and the cold cranking viscosity less than a typical conventional SAE 5W engine oil.

Product Features:

• Excellent yellow metal compatibility
• Meets GM specification 9985648 and Chrysler specification MS-9224
• Excellent synchronizer performance
• Exhibits excellent low-temperature performance

Redline Synthetic “Shock Proof” Oil with positraction Additive. 4 Quarts.

Product Features:

• Includes four quarts of Redline Shockproof oil and one 4oz bottle of Yukon positraction additive

Product Features:

• High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks
• Long-life friction modifiers and premium base oils help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
• Enhanced cleaning additives help reduce varnish formation and keep the transmission running properly longer
• Engineered with a unique blend of viscosity modifiers and base oils to provide better oil flow at low temperatures and greater film protection at higher temperatures

Redline Synthetic “Shock Proof” Oil. 4 Quarts.

Product Features:

• Includes four quarts of Redline Shockproof oil

3 Qt. Penzoil 80W90 conventional gear Oil.

Product Features:

• Includes three quarts of conventional oil

Valvoline ULV is a full synthetic, ultra low viscosity transmission fluid specifically engineered for high speed automatic transmissions. Formulated to meet the performance requirements of the latest 9 & 10 speed transmission designs, including the Ford/GM 10R80 found in select Ford F-150 and Raptor trucks.

Product Features:

• Formulated with premium synthetic base oils to achieve low viscosity and minimize deposits
• Provides excellent thermal and oxidation performance
• Durable friction modifiers help prevent shudder
• Advanced anti-wear technology to better prevent gear wear

Product Features:

• Fits GM 8.2″, 8.5″ and 8.6″
• Steel

This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:

• Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
• Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
• Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:

• Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
• Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
• Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

Aluminum Girdle cover for 8.2″ and 8.5″ GM TA HD.

Product Features:

• Fits GM 8.5″ and 8.6″
• Aluminum girdle cover

Chrome cover for 8.6″, 8.5″ and 8.2″ GM rear.

Product Features:

• Fits GM 8.2″, 8.5″ and 8.6″
• Chrome

This direct replacement differential cover matches the fit and function of the original equipment diff cover for a reliable, leak-free repair. It features a durable design, made to strict specifications, to help ensure reliable service life.

Product Features:

• Direct replacement – this differential cover matches the fit and function of the original equipment diff cover on select vehicles
• Reliable repair – the smart solution for fixing an existing cover that’s rusted, damaged or leaking differential fluid
• Durable construction – this differential cover is made according to strict engineering standards to help ensure dependability
• Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience

Differential Cover with Hardware Included

DIFF COVER KIT