Dirt Bike Project Bikes

Motorcycle USA holds onto these dirt bikes for some long-term testing and product evaluation. Read the results on the dirt project bike page.

Featured Dirt Project Bikes

2012 Honda CRF450R Project Bike

Friday, September 28, 2012

Replacing wear and tear components is a part of dirt bike ownership. We upgrade our Honda CRF450R with some hard parts from Pirelli and Renthal in this project bike test.

2012 Yamaha YZ250F Project Bike Wrap Up

Friday, September 07, 2012

We continued to ride our 2012 Yamaha YZ250F project bike and made some final modifications before returning it to Yamaha.

2012 Honda CRF250X Project Bike Part 2

Thursday, August 02, 2012

We add a few more components to the 2012 Honda CRF250X project bike to make it more crash-resistant and help give the rider some control over the carburetion.

2012 Yamaha WR250F Project Bike

Friday, May 04, 2012

Yamaha offers a solid enduro platform with the WR250F, but we installed a few common-sense components to upgrade our 2012 dirt bike.

2012 Honda CRF150R Expert Project Part 2

Wednesday, April 25, 2012

Our 2012 Honda CRF150R Expert gets another batch of upgrades to improve the mini weapon even further.

2012 Yamaha YZ250F Project Bike 1

Friday, April 13, 2012

We continue to log hours on Yamaha’s YZ250F dirt bike and with some routine maintenance it continues to run strong.

2012 Suzuki RM-Z250 Project Part 1

Friday, April 06, 2012

MotoUSA's 250 Motorcoss shootout winner sticks around in the garage - when it's not turning motos at the track. Check out our 2012 Suzuki RM-Z250 project bike update.