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Rebuilt Buick Manual Transmissions Guaranteed, High Quality, Long Lasting, Great Value. We ship worldwide!

To place an order please call the order desk at 763-425-7474 or toll free 1-800-444-0755. Located at 11071 93rd Avenue N Suite A Maple Grove MN 55369

Automotive Parts Warehouse and Installation Repair Center serving Metropolitan Minneapolis MN area.

Proven Force is a leading automotive rebuilt manual transmissions and parts supplier for Buicks. We offer a 12,000 mile no hassle warranty. With large inventory of finished units ready to ship.

General Motors used a series of manual transmission in their Buick Line, 3 speeds and 4 speedsincluding the following: SM326, SM330, SM465, M15, M20 and M21's plus 3 & 4 speed Saginaw units, Our manual transmissions are factory built in a modern facility providing production consistency and top quality by skilled transmission repair exerts. All components with low life expectancy are always replaced. In addition during the rebuild process all bearings, gaskets, seals, shift fork pads, syncro rings and bushings are replaced. All updates and compliance parts are installed. To ensure the best quality each manual transmission is dyno tested before leaving the factory.

Worn out Buick manual transmissions can be hazardous to you and your vehicles ability to get you from point a to point b. Damaged transmissions exhibit noise (bearing wining) grinding going into gear hard to get into gear(worn or damaged syncro rings or sliders) even vibrations. Worn our seals or shafts can cause fluid to leaking leading to overheating and failure. When ordering a replacement transmission it is important to get a direct drop in replacement, we can help you get it right the fist time. Demand the very best purchase from Proven Force. Having a problem let us help you.

Rebuilt Manual Transmissions are available for the following Buick models: Apollo, Century, Grand Sport, GS, GS350, GS400, Opel, Regal, Riviera, Skyhawk, Skylark, Special, Sports Wagon and Waildcat. Select you application for the following table to review detailes of what tanmsission you need and give us a call we can help you save some money!

Rebuilt Transmission Available for the Following Models
Apollo GS GS450 Riviera Special
Century GS350 Opel Skyhawk Sport Wagon
Grand Sport GS400 Regal Skylark Wildcat

Select your model link and see transmissions available for you Buick by year, model and engine size.

If you decide to rebuild your Buick manual transmission or having someone bearing kitelse rebuild it for you we suggest you supply the parts and save money. In addition to a wide range of manual transmissions we offer bearing rebuild kits that include all major bearings, syncro rings. We also provide both new and good takeout (used parts) that can be use to save you some money. Just give us a call we can help you.

Our service center provides skilled and trained mechanic services to assist in keeping your vehicle in top running order. We can remove and replace your Buick transmission for you if you choose. We have 3 bays service/installation and offer 12 month guaranteed workmanship and parts. Walk-ins are welcomed we can install a rebuilt transmission for you and in most cases we offer same day service. Trying to determine what parts you need or having problems diagnosing your vehicles performance we offer Free Technical support call 1-800-444-0755 and test drives to assist you.