JASPER has been remanufacturing quality products since 1942 and today, with over 20 acres under roof at six facilities, we are the nation's largest remanufacturer of gas and diesel engines, transmissions, differentials, rear axle assemblies, marine engines, stern drives, performance engines, and electric motors.

JASPER's 1580 Associates and 36 branch and distributor locations are committed to providing you with the perfect product. Our processes and procedures are designed to produce a quality component that will meet or exceed the expectations of every one of our customers. That means you can have confidence in your vehicle's performance for years to come, and confidence in JASPER for life.