Complete Auto Repair Service

Family-Owned & Trusted Over 35 Years


Montrose CO Automotive Repair & Service

Montrose Transmission Repair & Service

At AATCO Transmission Company your automobile is in the hands of competent, trustworthy automotive professionals. The automatic transmission in your car is a complicated piece of machinery. Only expert transmission technicians with the proper tools and extensive training in transmission service and repair should be trusted with this important part of your automobile

AATCO Transmission Company specializes in transmission repair and realizes that the transmission performs one of your automobiles most vital functions from the standpoint of safety and efficiency. Our Montrose transmission service and repair facility features expert service on both automatic and standard transmissions, transfer cases, clutches, U-joints and CV axles, whether your car is American or an import. Aatco Transmissions now offers free 1ocal towing with major repairs. And, we also have rebuilt transmissions on hand and can repair, rebuild or replace your current transmission. Our work is fully guaranteed and an ATRA nationwide warranty on rebuilt transmissions is offered. More importantly, our rates are the most reasonable in the Montrose area for quality work. Ask about our three-year, 80,000-mile transmission warranty.

If you are having problems with your car or truck transmission, doesn't it make sense to seek out professionals who specialize in this field? Remember, for all your transmission needs, call AATCO Transmission as we are one of the leading auto repair companies in the Montrose area. You will appreciate the fast, professional service we provide.

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Thank you for your hospitality, commitment to superior customer service, and speediness.

Brian K
Ojai California

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Excellent service and always friendly and nice.

Shanon Knutson
Montrose Colorado

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5 Star satisfaction! Lance was patient, worked with me, gave me best prices and assurances.

Jackson Ordean
Norwood Colorado

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Aatco Transmission for auto repair done right.

Rodney S.
Texas Texas

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These people are great! They got my transmission fixed in 1 and a half days. Completely rebuilt. It runs great and I have had no problems since. Thanks!

Brian Blanco
Montrose Colorado

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I'll always recommend you to anyone who needs a new transmission

Tina W.
Montrose Colorado

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Whether newer,old, or unique this crew rebuilds the transmissions and keeps them running in top condition.

John Hendricks
Montrose Colorado

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A Huge THANK YOU for opening your transmission shop in Montrose, CO

Phoenix Arizona

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God Bless you! Transmission problems solved.

Montrose Colorado

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They cleaned up a real mess left by 2 Dodge truck now works perfectly!

Bookie Walker
Montrose Colorado

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Cost cutting offers


Check Engine Light Offer

Check Engine Light On? Get a Free Inspection!

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Check Engine Light On? Get a Free Inspection!
save 20.00$ off any transmission service

20.00 $ off Transmission Services

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50.00$ off Transfer Case Rebuild (4X4)

transfer case fall special

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100.00$ off Transmission Rebuild

Transmission Rebuild

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ATTCO Transmission Commercial

Latest News

New AATCO Transmission Website


AATCO Transmission is proud to announce the development and launch of our new website. Our new website will enable use to provide you with an abundance of useful information about keeping your car or truck on the roads of the Montrose area.

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AATCO Transmission is pleased to introduce our valued team. Every team member at AATCO Transmission is dedicated to making sure our customers get the service they expect and deserve at our auto repair shop in Montrose.

Fleet Service

AATCO Transmission has established itself as one of the more popular choices for fleet repair services in the Montrose area. For the majority of our fleet customers, AATCO Transmission offers pick-up and delivery service for their fleet's vehicles. The team at AATCO Transmission takes advantage of our partnerships with various fleet management companies and as such we utilize fleet monitoring software that assists us in keeping detailed vehicle service histories and scheduled maintenance records for each and every vehicle in our valued fleet. Our team of ASE certified professionals are dedicated to reducing overall vehicle downtime and ensuring your vehicles keep doing what they are intended to do, keep your company running smoothly.


AATCO Transmission understands how important our customers' peace of mind is to them. This is why our ATRA automatic transmission repair shop - proudly serving the greater Montrose area - stands behind the quality of the work our professionally trained staff offers to each and every one of our customers who choose us to work on their automatic transmission. As an ATRA transmission shop serving the greater Montrose area, AATCO Transmission is able to offer our customers the ATRA Golden Rule Warranty! The Golden Rule Warranty is a nationwide warranty protection plan issued and serviced only by authorized ATRA members in good standing with ATRA - transmission repair shops like Nationwide Transmission! ATRA is the largest network of automatic transmission repair shops in the world, making the Golden Rule warranty the most widely accepted warranty of any chain or franchise!


AATCO Transmission understands how important it is to find a quality automotive repair shop in the Montrose area. This is why we value the associations we have with the reputable organizations listed below. These associations help our auto repair shop in Montrose to give you the confidence in knowing that your automotive repair and service needs will be met by our qualified automotive repair and service expert technicians.
AATCO Transmission is an ASE Certified auto repair shop serving the greater Montrose area.
AATCO Transmission is an ATRA automatic transmission shop serving the greater Montrose area.
AATCO Transmission is a BBB Approved Auto Repair Shop serving the greater Montrose area.
AATCO Transmission is proud to be a Certified Repair Pal auto repair shop in Montrose CO.

AATCO Transmission

Mon. - Fri. 8:00 AM to 5:00 PM
Closed Weekends