Trout's Transmissions

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Trout's Transmissions Trout's Automotive Services [email protected]

10/26/2026

500 HP 700R4 4WD Transmission finished up last week.

We have another C4 broken down for inspection and rebuild. This will be our 425 HP street performance design. When compl...
10/22/2026

We have another C4 broken down for inspection and rebuild. This will be our 425 HP street performance design. When completed this will go into our inventory and posted for sale. Dyno video to come in the next 2 weeks.

Another 700 R4 4WD unit complete and ready for installation. This was our 500 HP combo coupled with a Hughes 1800-2000 s...
10/19/2026

Another 700 R4 4WD unit complete and ready for installation. This was our 500 HP combo coupled with a Hughes 1800-2000 stall converter just for durability. Dyno video coming soon.

GM 4L80E we were going to dyno for a customer before he decided to just go forward with a rebuild. This unit had basic ...
10/15/2026

GM 4L80E we were going to dyno for a customer before he decided to just go forward with a rebuild. This unit had basic new frictions but the old steels that had been heated up was re used. A quality shift kit was installed, however some small metal can be seen in the pan. Valve body was checked before going further.

10/14/2026

Another transmission on the dyno for a customer!

10/14/2026

Pan Fill C4 for a customer!!

10/14/2026

Another transmission on the dyno!!

Here are some of the parts that are going into our 500 HP 700R4 4WD Transmission. It is amazing how many pieces it take...
10/13/2026

Here are some of the parts that are going into our 500 HP 700R4 4WD Transmission. It is amazing how many pieces it takes for a proper rebuild.

Friday morning and we are half way thru our C4 Week. Our Pan Fill Flathead project is on the Dyno and we finally receive...
10/09/2026

Friday morning and we are half way thru our C4 Week. Our Pan Fill Flathead project is on the Dyno and we finally received our Broader Forward Manual Valve Body to finish up an older Performance Automatic Street Smart C4 that will make its way to the dyno. Videos will follow.

We are back from our show at Carlisle and it's all about C4 Transmissions. We have 4 that are in various stages of assem...
10/06/2026

We are back from our show at Carlisle and it's all about C4 Transmissions. We have 4 that are in various stages of assembly that we will be completing and running on the dyno. Videos will follow.

Address

9913 Lewis Drive Ste. D
Damascus, MD
20872

Opening Hours

Monday 7am - 4pm
Tuesday 7am - 4pm
Wednesday 7am - 4pm
Thursday 7am - 4pm
Friday 7am - 4pm

Telephone

+13014140044

Website

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