RGM Transmissions — Local services in Alton

Very professional and on point. They get the job done and fixed quickly!!! And they back up their warranty with no hassles!! Definitely bringing my truck back to install more performance parts from RGM Transmission. The only thing i have an issue with is the location, wish they were closer but thats about it! Nothing bad i can say about them in fact i am very happy with their...

Great prices and fast service, cash or financed , I've taken 3 of my trucks there with them and haven't had an issue since I got a rebuild with them. I had my truck back within the next day . They mainly only do gmc and chevy trucks. Great shop to get your racing fully built transmission or also great stock rebuild for your...

So far Ruben has been very great very patient & responsive when he can and very good work done on the transmission on my vehicle. Helped me a lot with the vehicle I took to his shop. Will...