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Weldon Spring Automotive
“Just in for a vehicle inspection today, completed very efficiently.”
Best Transmission Repair Shops near O'Fallon, MO
We have 3 mechanics in O'Fallon on file, and all of them are on this list, along with 12 from St. Peters (5, 6 mi), St. Charles (4, 11 mi) and Wentzville (3, 8 mi).
2 open weekends · 14 rated 4.5+ · 1 shows a license
Data verified October 19, 2026
United Car Care Center
“We were 5 hours from home when our vehicle broke down, they immediately put our car on the lift and had our car fixed for us in a couple hours.”
Hillside Auto Repair
“Also when they say they are going to do something, they do right the first time and do on time.”
O'Fallon Garage
“Jay Was Very Nice And Fast With Emissions And Safety Inspections Please Call To Make The Appointment Early.”
Coleman Taylor Transmissions
“My truck runs like a champ after the rebuild on my transmission..”
Western Tire & Auto
“Had minor issue, very quick fix - charged nothing.”
Listed for drivers in and around O'Fallon, MO, these 15 shops work on transmissions. What each one says about rebuilds, warranty terms and the brands it handles comes from its own website; ratings and quotes come from public reviews.
Area overview: O'Fallon, MO
The 15 mechanics on this page are rated from 4.4 to 4.9 across 3,701 reviews; all 15 have 50 or more reviews and 14 are rated 4.5 or higher. The topics that come up most in reviews of the mechanics on this page are "price", "honest" and "diagnosis". 2 are open on Saturdays. The services the mechanics on this page list most often on their websites are oil change (3), brake repair (2), check engine light (2) and engine repair (2). 1 shows a license on its website; 2 list staff certifications (ASE) and 8 have a BBB rating of A or A+. 14 have ten or more years of experience, the longest 73 years. 5 offer financing; 10 are family- or locally-owned and 8 list coupons or special offers. We have a website on file for all 15 of the mechanics on this page; 10 publish a contact page; 4 list a public email and 6 take bookings online. We count these figures across the mechanics on this page; distances are straight-line, and hours and prices change, so confirm the details with the mechanic before you visit.
Do any shops listed for O'Fallon offer financing?
5 of the 15 shops on this page say they offer financing. Transmission work is one of the larger repair bills a car can hand you, so terms are worth reading closely before you sign anything at the counter.
Roy's Garage LLC
“Excellent shop with great service and mechanics!”
Hi-Tech Automotive
“I have been bringing in my high-end cars for the past year and my experience has been excellent every time.”
Master's Touch Automobile
“Andy and the staff were very professional and communicated better than any other repair shop I have worked with.”
Complete Auto & Exhaust
“Highly recommended you talk with them before doing any exhaust work anywhere else.”
Aamco Transmissions & Total Car Care
“The customer service was extremely nice, even when we cancelled our appointment!”
Dan's Foreign Auto Repair LLC
“We got help from two different men, who were able to identify the issue and quickly clear us to continue driving.”
Aamco Transmissions & Total Car Care
“My truck had one thing after another none of it was their fault or doing, but they did an awesome job of fixing it.”
H & S Tire & Auto Center
“Ran diagnostic on my vehicle and called and told me what was wrong and gave me a quote.”
Transmissions and More
“Very knowledgeable in a craft that is hard to find quality rebuilders in.”
Why these companies made our list
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