Free Tool · No account required

Are dirt bikes street legal in Colorado?

Colorado's law on plating and riding a dirt bike on public roads, quoted from its own page, with the equipment and license rule.

The law in Colorado

Yes, with a plate. Colorado lets you register a dirt bike for public roads if it meets the state's rules.

"This form is to be used when a two-wheel off-road motorcycle has been converted to a motorcycle eligible for highway use."

Colorado DMV form DR 2686, Certification of Equipment Compliance for Motorcycles (with Colorado Roadworthy Motorcycle Checklist), checked November 2026.

Street Legal Dirt Bike CheckColorado

Which state?

Dirt bike · Colorado

Street legal with a plate

Yes, with a plate. Colorado lets you register a dirt bike for public roads if it meets the state's rules.

"This form is to be used when a two-wheel off-road motorcycle has been converted to a motorcycle eligible for highway use."

Conditions

"(1) It is unlawful to operate an off-highway vehicle on the public streets, roads, or highways of this state, regardless of the state or other jurisdiction in which the off-highway vehicle is registered or titled, except in the following cases:"
"Motorcycles 2006 and newer must be EPA certified for highway use"

Registration and plates

"The following documents must be submitted with this completed form: ... A completed DR 2704 Colorado Certified VIN Inspection ... Completed Colorado Roadworthy Motorcycle Checklist (next page) by Certified VIN Inspector"

Required equipment (10)

Every motorcycle shall be equipped with at least one and not more than two head lamps which shall comply with the requirements and limitations of sections 42-4-202 and 42-4-204 to 42-4-231 and part 3 of this article where applicable thereto.
Equipped with one tail lamp mounted on rear shall emit red light plainly visible from a distance of 500 feet.
Every motorcycle shall carry at least one reflector meeting the requirements of this section (5).
All motorcycles manufactured or assembled after January 1, 1958 shall be equipped with at least one stop lamp meeting the requirements of this section.
Equipped with brakes to control the movement and to stop and hold a vehicle. One wheel shall be equipped with brakes.
Equipped with a horn in good working condition with an audible sound of two hundred feet.
Adequate muffler to prevent excessive noise.
Equipped with a mirror free of obstruction that views a distance of two hundred feet to the rear
Must be marked DOT on-road use.
All original safety equipment must be in proper working condition.

Driver's license

"(c) Except as provided in paragraph (e) of this subsection (1), a person shall not drive a two-wheel motorcycle on a roadway without a general motorcycle endorsement, but a person who possesses a general motorcycle endorsement may drive any motorcycle on the roadway."

Riding in Colorado

79 off-road parks listed in Colorado. National forest roads open to your vehicle today.

See Colorado off-road parks

Other states

Dirt bike road laws in other states

Compare every state's law

Common questions

Street legal dirt bike questions

Yes, with a plate. Colorado lets you register a dirt bike for public roads if it meets the state's rules. Source: Colorado DMV form DR 2686, Certification of Equipment Compliance for Motorcycles (with Colorado Roadworthy Motorcycle Checklist).

Colorado's law says: "The following documents must be submitted with this completed form: ... A completed DR 2704 Colorado Certified VIN Inspection ... Completed Colorado Roadworthy Motorcycle Checklist (next page) by Certified VIN Inspector"

Colorado's law says: "(c) Except as provided in paragraph (e) of this subsection (1), a person shall not drive a two-wheel motorcycle on a roadway without a general motorcycle endorsement, but a person who possesses a general motorcycle endorsement may drive any motorcycle on the roadway."

More free tools