The transmission in your diesel truck is built for hard work. But, after many miles and hard days on the road, inevitably the time will come to replace it. When that time comes, Harold's Used Auto Parts Inc has the professionals you need, for the best truck repair service in Philadelphia.

When a transmission needs too much repair to be worth the investment or is old and worn out enough that it isn’t worth saving, it may be time to consider having it replaced. At Harold's Used Auto Parts Inc, we install used, new, or rebuilt transmissions, as well as remanufactured Jasper transmissions in all, makes, and models of commercial trucks, in all sizes, old and new. Whatever sort of budget you’re on, and whatever your requirements are, our technicians will go over options to help you decide on what course of action to take next.

If you’re ready to replace your old, underperforming, leaking, or broken-down transmission with one that will boost performance, gas mileage, and reliability, look no further than Harold's Used Auto Parts Inc. Our expert mechanics will have your truck shifting and pulling as well as it did the day it came off the lot. For the top-rated truck repair in Philadelphia, call or come see us today.