Big Jim's Transmissions

We are the experts in transmission repair and complete car care - clutches, brakes, factory scheduled maintenance, electrical, check engine lights, radiators, overheating problems, a/c and more.

For more than 43 years Truck Parts Inc of Charlotte, NC has served the heavy duty transportation industry as a leader in truck transmission and differential remanufacturing. Large inventories of the highest quality transmissions, differentials, and gear related products are readily available. We take pride in calling ourselves the One Stop Gear Shop . On our shelves you will have available the most frequently used popular parts and very important little hard to find pieces. Our professional staff of countermen and our excellent service department offer you years of experience to make sure you get the right part on time. Realizing that down time cost money, we are committed to providing the highest quality product available, in the Family owned and operated for more that four decades, Truck Parts Inc evolved from the vision and hard work of our founder James G. ( Bill ) Sims, his wife Mary K. Sims and his sons of which the youngest of the four, Robert K Sims currently serves as President and CEO. Knowledge from the father passed down through the generation still applies to treating the customer the way you would want to be treated. Excellent customer relationship, highest quality service and fair pricing have allowed us to be an industry leader in a market that deserves only the best.

Since its inception in Greensboro in 1965, Covington Power Services is an authorized distributor of Detroit Diesel, Allison Transmissions, MTU Onsite Energy Generators, Muncie Power Products, Mercedes Benz and MTU Engines. Based in Charlotte, N.C., the firm also provides products, parts and service coverage in North Carolina, Tennessee and North Georgia. Covington offers product, parts and service support 24 hours a day to customers in the on-highway transportation, construction, industrial, marine and power generation markets. The various products and services offered by the company include Allison automatic transmission for medium and heavy-duty trucks and buses; engines for heavy-duty applications; hybrid bus service; generator sets and training. In addition, the firm is a Muncie Power Products Master Warehouse for all parent-teacher organization (PTO) and Hydraulic Pump needs. The company has been presented with Triple Crown award by Red Dot, the world's leading aftermarket air conditioning company.