Trans Doc Transmissions

Trans Doc Transmissions Transmission, Transfer Case, & Differential -Repair -Service & Rebuilds in Post Falls, Idaho We provide our clients with auto repair services.

Trans Doc Transmissions is a locally owned and operated business since 1974. We repair and rebuild all types of transmissions, including manual, automatic and computer-controlled systems. We specialize in gear ratio changes and posi rack installation. Contact us today for more information.

Happy Hump Day!Another 6 Speed day for us. Love the Sonnax and Transgo tech materials that make these transmission perf...
09/16/2026

Happy Hump Day!
Another 6 Speed day for us. Love the Sonnax and Transgo tech materials that make these transmission perform better and last longer.

6R140 magic 🪄🪄
08/19/2026

6R140 magic 🪄🪄

Just a couple fresh pictures of 68RFE components. More build pics to come.
08/15/2026

Just a couple fresh pictures of 68RFE components. More build pics to come.

08/13/2026

Automatic and manual transmission repair and rebuilds

Some of the builds from this week. 
08/13/2026

Some of the builds from this week. 

Thanks Sonnax for your help with these 6F35 transmissions. Building confidence into every unit.
04/16/2026

Thanks Sonnax for your help with these 6F35 transmissions.
Building confidence into every unit.

Had a great day with our team. At the ATRA Conference in CDA. More about transmissions that are new on the road. And inf...
03/21/2026

Had a great day with our team. At the ATRA Conference in CDA. More about transmissions that are new on the road. And info for ones that have been out for 20+ years.
Thank you and for what you brought and our community that allows us to learn, grow, and become more involved in the trade.

Had a great week repairing, and rebuilding more Chevrolet, GMC, Ford, and Dodge trucks. Thanks for your hard work, and y...
03/15/2026

Had a great week repairing, and rebuilding more Chevrolet, GMC, Ford, and Dodge trucks. Thanks for your hard work, and years of knowledge you bring to the shop day in and day out.
Happy Birthday Rick hope you have a deserving weekend of fun and games.

This weeks work. Got a strawberry milkshake in on a 62TE. Bob our Main Builder assembling his 48RE over drive housing.Wi...
02/20/2026

This weeks work. Got a strawberry milkshake in on a 62TE.
Bob our Main Builder assembling his 48RE over drive housing.
Wiring messes, and a Hot Flush 🥵 clean up!!
Not done yet still one day to go.

We are here to serve!Transmission issues? Transfer case or differential concerns? Maintenance due?Let’s get you taken ca...
02/15/2026

We are here to serve!
Transmission issues? Transfer case or differential concerns? Maintenance due?
Let’s get you taken care of.
Message us, call us, or stop by — and let us know how we can be of assistance.

Address

515 E 3rd Avenue
Post Falls, ID
83854

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+12087737715

Website

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