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NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

NEED HELP CHOOSING THE RIGHT DIESEL PARTS? CALL OR TEXT SDS FOR EXPERT SUPPORT!

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RAM, (2025-present) 6.7L Cummins, Axel & Driveline

Shop Axel & Driveline by Category

WCFab WCF100114 AAM 12" Rear Differential Cover (2020-2026 6.6L Duramax; 2019-2026 6.7L Cummins)

Banks Power Ram-Air® Differential Cover Kit (2019-2026 Cummins; 2020-2026 Duramax)

Royal Purple 01301 75W-140 Max-Gear Synthetic Gear Oil

Lucas Oil 10043 Heavy Duty 80W-90 Gear Oil

Hot Shot's Secret Blue Diamond 75W-90 HD Synthetic Gear Oil

Differential 14

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14 products

Wehrli Custom Fabrication | WCFab WCF100114 AAM 12" Rear Differential Cover (2020 - 2026 Duramax; 2019 - 2024 Cummins) - Southern Diesel Supply

Wehrli Custom Fabrication | WCFab WCF100114 AAM 12" Rear Differential Cover (2020 - 2026 Duramax; 2019 - 2024 Cummins) - Southern Diesel Supply

Wehrli Custom Fabrication

WCFab WCF100114 AAM 12" Rear Differential Cover (2020-2026 6.6L Duramax; 2019-2026 6.7L Cummins)

Sale price$389.99

Banks Power Ram - Air® Differential Cover Kit (2019 - 2026 Cummins; 2020 - 2026 Duramax) - Southern Diesel Supply

Banks Power Ram - Air® Differential Cover Kit (2019 - 2026 Cummins; 2020 - 2026 Duramax) - Southern Diesel Supply

Banks Power Ram-Air® Differential Cover Kit (2019-2026 Cummins; 2020-2026 Duramax)

Sale priceFrom $455.99

Royal Purple 01301 75W - 140 Max - Gear Synthetic Gear Oil - Southern Diesel Supply

Royal Purple 01301 75W-140 Max-Gear Synthetic Gear Oil

Sale price$22.99

Lucas Oil 10043 Heavy Duty 80W - 90 Gear Oil - Southern Diesel Supply

Lucas Oil 10043 Heavy Duty 80W-90 Gear Oil

Sale price$10.99

Hot Shot's Secret Blue Diamond 75W - 90 HD Synthetic Gear Oil - Southern Diesel Supply

Hot Shot's Secret Blue Diamond 75W - 90 HD Synthetic Gear Oil - Southern Diesel Supply

Hot Shot's Secret

Hot Shot's Secret Blue Diamond 75W-90 HD Synthetic Gear Oil

Sale priceFrom $21.99

Hot Shot's Secret Blue Diamond 85W - 140 HD Synthetic Gear Oil - Southern Diesel Supply

Hot Shot's Secret Blue Diamond 85W - 140 HD Synthetic Gear Oil - Southern Diesel Supply

Hot Shot's Secret

Hot Shot's Secret Blue Diamond 85W-140 HD Synthetic Gear Oil

Sale priceFrom $21.99

Hot Shot's Secret Adrenaline 75W - 90 Synthetic Racing Gear Oil - Southern Diesel Supply

Hot Shot's Secret Adrenaline 75W - 90 Synthetic Racing Gear Oil - Southern Diesel Supply

Hot Shot's Secret

Hot Shot's Secret ADRENALINE 75W-90 Synthetic Racing Gear Oil

Sale priceFrom $21.99

Hot Shot's Secret Adrenaline 85W - 140 Synthetic Racing Gear Oil - Southern Diesel Supply

Hot Shot's Secret Adrenaline 85W - 140 Synthetic Racing Gear Oil - Southern Diesel Supply

Hot Shot's Secret

Hot Shot's Secret ADRENALINE 85W-140 Synthetic Racing Gear Oil

Sale priceFrom $21.99

Hot Shot's Secret Adrenaline 80W - 110 Synthetic Racing Gear Oil - Southern Diesel Supply

Hot Shot's Secret Adrenaline 80W - 110 Synthetic Racing Gear Oil - Southern Diesel Supply

Hot Shot's Secret

Hot Shot's Secret ADRENALINE 80W-110 Synthetic Racing Gear Oil

Sale priceFrom $21.99

Lucas Oil 10047 Synthetic 75W - 90 Gear Oil - Southern Diesel Supply

Lucas Oil 10047 Synthetic 75W - 90 Gear Oil - Southern Diesel Supply

Lucas Oil 10047 Synthetic 75W-90 Gear Oil

Sale price$17.99

Lucas Oil 10042 Heavy Duty 85W - 140 Gear Oil - Southern Diesel Supply

Lucas Oil 10042 Heavy Duty 85W - 140 Gear Oil - Southern Diesel Supply

Lucas Oil 10042 Heavy Duty 85W-140 Gear Oil

Sale price$11.99

Lucas Oil 10121 Synthetic 75W - 140 Gear Oil - Southern Diesel Supply

Lucas Oil 10121 Synthetic 75W - 140 Gear Oil - Southern Diesel Supply

Lucas Oil 10121 Synthetic 75W-140 Gear Oil

Sale price$17.99

PPE 9.25’’ - 12 - Bolt Heavy - Duty Cast Aluminum Front Differential Cover (2014/13 - 2026 Cummins) - Southern Diesel Supply

PPE 9.25’’ - 12 - Bolt Heavy - Duty Cast Aluminum Front Differential Cover (2014/13 - 2026 Cummins) - Southern Diesel Supply

Pacific Performance Engineering

PPE 9.25''-12-Bolt Heavy-Duty Cast Aluminum Front Differential Cover (2013-2026 Ram 3500 / 2014-2026 Ram 2500 Cummins)

Sale priceFrom $319.99

Pacific Performance Engineering | PPE 11.5"/11.8" - 14 - Bolt Heavy - Duty Cast Aluminum Rear Differential Cover (2019 - 2025 Cummins) - Southern Diesel Supply

Pacific Performance Engineering | PPE 11.5"/11.8" - 14 - Bolt Heavy - Duty Cast Aluminum Rear Differential Cover (2019 - 2025 Cummins) - Southern Diesel Supply

Pacific Performance Engineering

Pacific Performance Engineering | PPE 11.5"/11.8"-14-Bolt Heavy-Duty Cast Aluminum Rear Differential Cover (2019-2025 Cummins)

Sale price$329.99

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At Southern Diesel Supply, we are passionate about power, performance, and precision. Specializing in premium accessories for RAM, Chevrolet, GMC, and Ford, we provide truck owners with the best upgrades to enhance durability, style, and functionality.

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