Built on Expertise. Proven on the Track.

New Hampshire's diesel performance and transmission specialists. Founded on quality, driven by results.

Where it started

Elite Motorsports did not start as a business plan. It started as a passion. Greg Dockham began building and repairing transmissions after hours, after a full day of work, because he genuinely loved the craft and because the trucks coming out of most shops in the region were not being built the way they deserved to be.

Word spread fast. The quality of the work and the honesty behind every job filled the schedule before there was even a schedule to fill. What started as a side operation became a full-time business, built entirely on referrals and repeat customers who knew they were getting something the big-name shops could not offer.

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Greg Dockham

Greg founded Elite Motorsports on the belief that diesel truck owners deserve better than what the industry has traditionally delivered. Better parts, better craftsmanship, and someone who will actually pick up the phone when you have a question. With years of hands-on transmission experience and a background that includes building the same units he races competitively, Greg brings a level of accountability to every build that is rare in this industry.

Ryan Dauphinais

Ryan joined Elite Motorsports in 2024 and brought with him an industry-leading depth of transmission knowledge that took the shop's capabilities to another level. Ryan's expertise in transmission systems, diagnostics, and performance builds has allowed Elite Motorsports to offer faster turnaround, more precise builds, and an even higher standard of quality across every platform we service.

WHy customers choose elite motorsports

There is no shortage of shops that will rebuild your transmission. What is rare is a shop that will build it the right way, use the right parts, stand behind the work, and be reachable when you need them.

At Elite Motorsports, every build we sell is held to the same standard as the units we run in our own competition vehicles. If it is not good enough for the track, it is not going in your truck. That commitment runs through everything we do, from the components we source to the warranty we back every build with.

Race-Proven Builds

Every transmission we sell is built to the same standard as the units we run in our own competition vehicles. If it holds up on the track, it will hold up in your truck. We don't sell anything we wouldn't run ourselves.

Ships Nationwide

You don't have to be local to get an Elite Motorsports build. We ship nationwide through a simple core exchange program. Send us your core, we send you a fully built unit ready to install.

Warranty Included

Every build leaves our shop with a warranty backed by premium components and real craftsmanship. This isn't a stock rebuild with a piece of paper attached. It's an upgraded, engineered unit built to outlast what was in there before.

Real Support

When you have a question, you reach us directly. Call or text and you get Greg or Ryan, not a call center. We know these transmissions inside and out and we stand behind every build after the sale.

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