Jasper Differentials

3-YEAR | 100,000-MILE NATIONWIDE PARTS & LABOR WARRANTY

Is your vehicle's differential showing signs of wear? Whether it's clunking, leaking, or no longer performing as it should, Engine World is here to provide the right solution. If you're looking for better performance or a differential that can handle more power, JASPER® Engines & Transmissions offers a premium remanufactured option that delivers exceptional value.

For 80 years, JASPER® has been the industry leader in remanufacturing, becoming the largest differential remanufacturer in the country. Their complete range of rear axle assemblies and differentials includes top brands like Dana, Chrysler, Spicer, Ford, Toyota, and GM, with over 500 models and ratios to choose from. Need something custom? JASPER® can provide in-plant custom remanufacturing within just one day.



When it comes to remanufacturing differentials, JASPER® sets the gold standard. Their cutting-edge processes ensure that every differential meets or exceeds the original equipment manufacturer's (OEM) specifications, delivering top-tier performance and longevity. Avoid the risks of used or junkyard parts, which often have a poor maintenance history, potential hidden damage, and a shorter lifespan. Choosing JASPER® means investing in a high-quality, reliable solution.

JASPER® DIFFERENTIAL WARRANTY

3 Year | 100,000 Miles – Parts & Labor Nationwide
Transferable Warranty Included

JASPER® stands behind its remanufactured rear axle assemblies and differentials with a generous warranty, offering peace of mind with every purchase. Their extensive "Do It Right" process ensures worry-free operation, while their warranty provides nationwide coverage for parts and labor.

Important Note: Vehicles used in emergency services, off-highway applications, delivery, police, snow removal, taxis, tow trucks, transit buses, or any vehicle over 1 ton have a warranty of 18 months or 100,000 miles, whichever comes first.

JASPER® DIFFERENTIAL REMANUFACTURING PROCESS:

Thorough Cleaning:

• Pre-wash and complete disassembly.
• Rust stripping and thorough cleaning.
• Final wash and buffing for superior finish.

Comprehensive Inspection:

• Inner pinion bearing bore inspection for wear due to lubricant-related issues.
• Axle end, wheel bearings, and seals checked for wear and damage.
• Detailed gear inspection at multiple stages.
• Carrier and pilot bearing bores inspected for size and roundness to prevent premature failure.

All New Parts:

• Bearings, gaskets, o-rings, seals, thrust washers, and more—ensuring smooth, reliable operation.

Hand Assembly with Rigorous Testing:

• Pinion bearings preloaded to specifications.
• Lubrication for all gears and matched ring and pinion sets.
• All bolts torqued to OEM specifications.
• Multiple tests to ensure flawless performance.

Detailed Testing:

• Run out measurement to ensure optimal adjustments for backlash and tooth contact pattern.
• Backlash clearance inspected for proper gear lubrication and reduced noise.
• Precision adjustments to tooth contact patterns for durability and reduced gear fatigue.
  

WHY CHOOSE JASPER® DIFFERENTIALS?

The JASPER® differential remanufacturing process reflects a commitment to excellence, backed by 80 years of expertise. Their high-quality standards ensure each differential performs like new, so you can depend on it for years to come.



At Engine World, we trust JASPER®’s process and are proud to offer their differentials as the best solution for Newburgh drivers.

AVAILABLE DIFFERENT OPTIONS:

• 2-Wheel Drive & 4-Wheel Drive Rear Differentials: Remanufactured for Dana/Spicer, Dodge, Ford, GM, RAM, Isuzu, Mercedes, Nissan, and Toyota truck applications (up to 2 tons).
• 4WD & AWD Front Differentials: For Jeep and other 4WD/AWD vehicles.
• Jeep Differentials: Electric and air lockers included when applicable.
• Actuator Assemblies: For 4WD and AWD vehicles.

TRUST THE EXPERTS AT ENGINE WORLD

Whether you need a rear axle assembly or a differential replacement, our team of expert mechanics has the experience and tools to ensure your vehicle runs at its best. We specialize in top-quality service and will go above and beyond to ensure you’re satisfied with the result. Come see us today for a professional job, backed by a full 3-year, 100,000-mile warranty!