Best Transmission Repair Shops in Arvada, CO

15 mechanics listed · 14 in Arvada · 14 rated 4.5+

Data verified October 16, 2026

Colorado Engine

Colorado Engine

4.6 48 reviews
“Thanks for squeezing in a last minute headlight repair while I had my 1000 mile oil change on my NEW engine.”
ASE-certified techsFinancing availableFleet accountsSince 1983Family-owned
5870 W 56th Ave
i
Bending Wrenches Auto Repair

Bending Wrenches Auto Repair

4.8 50 reviews
“Bending Wrenches did a great job fixing wires that had been chewed by squirrels.”
ASE certifiedSince 2012
8130 W 80th Ave
i
Active Transmission & Gear

Active Transmission & Gear

4.7 47 reviews
“They are professionals who know everything about transmissions, they do the work fast and their prices are very affordable.”
Free estimatesATRA-certifiedDiesel serviceBBB A+Since 1985
5601 N Lamar St
i
Arvada Square Auto

Arvada Square Auto

4.8 46 reviews
“They have an incredibly friendly and honest team that helped us save money and make sure our car was in good shape.”
Coupons & offers36-mo/36k-mi warrantyAAA-approvedSince 1984
9545 Ralston Rd
i
Arvada Auto Tech

Arvada Auto Tech

4.8 49 reviews
“I've been coming here for years, and have recommended Arvada Auto Tech to both friends and family in the past.”
Coupons & offersBBB A+Since 2004
5395 Marshall St
i
A&B Auto Repair

A&B Auto Repair

4.9 49 reviews
“Blake and Amy do a great job for us, we really appreciate them.”
Coupons & offersBBB accreditedSince 1992
5509 Marshall St
i

Listed for drivers in and around Arvada, CO, 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: Arvada, CO

Of the 15 mechanics we list here, 14 are in Arvada itself and 1 comes from Wheat Ridge (5 mi). The mechanics on this page are rated from 4.3 to 5.0 across 2,857 reviews; 12 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", "fair" and "honest". 3 list staff certifications (ASE) and 10 have a BBB rating of A or A+. Domain records put 9 websites of the mechanics on this page at ten or more years old; the oldest dates from 2002. 2 offer financing; 3 are family- or locally-owned and 5 list coupons or special offers. We have a website on file for 13 of the mechanics on this page; 12 publish a contact page; 7 list a public email and 5 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 years in business matter for transmission work?

Ten or more years in business is claimed by 12 of the 15 shops here. Rebuild quality is hands-on skill, and a shop that has been in one place a long time is easier to hold to a warranty. It is what their listings state, not a guarantee.

Atlr: All Toyota Lexus Repair

Atlr: All Toyota Lexus Repair

4.9 49 reviews
“I have had work done from them a few times and will continue to use them indefinitely!”
Coupons & offersSince 2006Family-owned
6125 W 59th Ave unit a
i
Colchin Automotive

Colchin Automotive

4.9 49 reviews
“They fixed my tow trailer wiring, the tailgate driver side wiring, and a loose ground wiring, making sure everything was working properly.”
Since 1984BBB A+
5740 N Lamar St
i
Mile-Hi Truck Transmissions Inc

Mile-Hi Truck Transmissions Inc

5.0 35 reviews
“Thank you so much, Mitch & Casey, the clutch is as smooth as a hot knife through butter!”
BBB A+Since 1972Family-owned
5300 W 56th Ave
i
Doug's Automotive Service

Doug's Automotive Service

4.9 48 reviews
“Always nice staff and doesn't try to take advantage!”
BBB accreditedSince 1990
6270 W 55th Ave C
i
ATS Diesel Performance

ATS Diesel Performance

4.3 42 reviews
“Once ATS received my Turbo, Kinzie called me back the same day, mentioned that the turbo was in perfect condition and that it didn't even warrant a rebuild.”
Diesel powered pickup trucks specialistFinancing availableSince 1993Family-owned
5293 Ward Rd
i
J&S Automotive Specialists

J&S Automotive Specialists

4.8 49 reviews
“While the car was there they even repaired one of the pins on the OBD2 port that was giving them a little bit of a fit.”
5665 Gray St Unit C
i
Owl Off-Road

Owl Off-Road

4.5 9 reviews
“I feel like I have a completely new van that handles incredibly better than before with both a smoother and confident ride (just completed a trip over the Continental Divide to test it).”
3-yr warrantySince 2018
20300 CO-72
i
Branting Industries

Branting Industries

5.0 19 reviews
“9 Torque Converters for us for a very good deal, and excellent quality of work, Thanks Guys!”
5280 W 56th Ave
i
Dave's Automotive Specialists

Dave's Automotive Specialists

4.5 47 reviews
“They not only find the problem,they explain in easy English what is needed to repair the vehicle with the costs upfront and in print !!!”
Coupons & offersBBB A+Since 1990Financing
Wheat Ridge, CO · 5 mi from Arvada
i

Why these companies made our list

What customers say about mechanics in Arvada

  • “Top notch customer service! Had the part needed for our semi while we were stuck on the side of the road!” — customer of Mile-Hi Truck Transmissions Inc
  • “Jeff at Active Transmission is not only very knowledgeable, but one of he most kind people I have ever met.” — customer of Active Transmission & Gear
  • “Excellent customer service and workmanship. We take all our vehicles to Colchin and will continue to so.” — customer of Colchin Automotive
  • “My rig is running great, I feel confident in its diagnosis and all that was done.” — customer of Atlr: All Toyota Lexus Repair
  • “I had problems with my transmission. They had it in and out in no time.” — customer of ATS Diesel Performance

Excerpts from public reviews of the mechanics listed on this page.

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