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JASPER Engines & Transmissions

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

JASPER ENGINES AND TRANSMISSIONS has been the industry leader since 1942. With their extensive research, they have insight to correct problems in original manufacture design, improving their products performance, reliability and durability.   We proudly recommend JASPER Engines & Transmissions remanufactured components and have worked dilligently to earn our Preferred Installer rating through top performances and awards in service and sales.  Why do we choose JASPER?

1.  PROVEN, Live run, computer assisted testing of popular complete engines assure trouble free performance and peace of mind for our automotive customers who depend on us. 
2.  QUALITY, Remanufacturing fuel components in a climate controlled environment and computer assisted calibration assures precise fuel delivery and efficiency.  
3.  TESTED, Live run dynamometer testing of every running complete diesel allows engines to be tested under varying loads to simulate in-the-vehicle operation.  Live run dynamometer testing of every automatic transmission, including Allison, assure trouble free performance and reliable day to day operation.
4.  WARRANTY, JASPER Engines and Transmissions has a 36 months/100,000 miles nationwide transferable warranty - parts and labor - for most consumer and commercial applications up to, and including 1 ton chassis. 

MakeApptButtonTalk to our team at Quality Transmissions Inc to help you make an informed decision about replacing the  transmission or differential for your foreign or domestic vehicle.

Quality Transmissions

20695 North Sunshine Rd
Sonora California 95370

location small (209) 532-6231
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Our Shop Hours:

Mon-Thur:   7:00am - 5:00pm
Lunch: Noon - 1:00pm
Friday: 8:00am - Noon

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OPEN 32 YEARS IN SONORA, CA
Full Service Transmission Repairs
Brakes - Transfer Cases - Differentials