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round - Grass Roots Dynamite GP

August 29, 2026

Grass Roots Off-road

Location: Cache Valley MX Park - Preston Idaho

Type: Grand Prix

Date: 8/29/2026

Address

4363 S. State street

Preston, Idaho 83263

directions

CACHE vALLEY mx

From Salt Lake

  • Take I-15 to Brigham City

  • Exit I-15 and take Hwy 8 to Logan

  • From Logan take Hwy 91 to Lewiston

  • Turn West on Center Street

  • Turn Right on N 800 W in Lewiston. This will turn into State street once you cross the Utah/Idaho border

 

How to reserve your race number

Reserve your racing number here!

Renew your AMA number here!

FULL CLASS NUMBER GUIDLINES HERE!

Guide to motorcycle racing class numbers, colors and backgrounds, including legends for red, yellow, and green backgrounds with white numbers, and black background with white numbers, and their corresponding classifications and symbols.
Reserve Number

Watch this video to learn more about number reservation

Motocross rider wearing a black helmet and beige and white riding gear, riding an orange dirt bike on a dirt track, with a blurred background of other riders and desert landscape.

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Discover the thrilling world of off-road motorcycle racing in the beautiful state of Utah. Dive into the excitement of upcoming events, reminisce about past victories, and uncover the essence of true racing.

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