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Kokopelli Moto & ATV Works Book a bay
Two white pickup trucks with an enclosed trailer and an ATV trailer outside a metal shop building, dirt bikes by the open bay and red mesas behind

Custom motorcycle, ATV & UTV builds in the Grand Valley

Machines that left here different.

Every build starts with a conversation about how and where you ride, then becomes a spec sheet, then a shakedown loop before it goes home. These example write-ups show the kind of builds we do.

Gloved hands seating a knobby tire on a spoked dirt bike wheel at the workbench Dirt

Dirt 300cc two-stroke enduro

Desert enduro setup

The starting point
A trail enduro that deflected off every ledge and kept flatting tubes in the rock.
What we did
Revalved the suspension for the rider's weight, freshened the top end, jetted it for altitude and fitted mousses and protection.
Spec sheet
SuspensionRevalved for the rider's weight, firmer mid-valve for ledges
EngineFresh top end, altitude jetting, heavier flywheel weight
ProtectionSkid plate, radiator guards, wrap-around hand guards
TiresDesert-compound rear, bib mousse front and rear
Typical shop timeAbout 20 hrs
Two white pickup trucks with an enclosed trailer and an ATV trailer outside a metal shop building, dirt bikes by the open bay and red mesas behind Adventure

Adventure 800cc parallel-twin adventure bike

Two-up adventure tourer

The starting point
A stock adventure bike that felt underpowered and short on range for long gravel days with a passenger.
What we did
Longer-travel cartridges and a re-sprung shock, a bigger tank, fused auxiliary lighting and a full luggage and crash-protection kit.
Spec sheet
SuspensionLonger-travel cartridges, re-sprung shock, 1.5 in. of lift
Range6.6 gal tank, about 300 miles between fuel stops
LightingDual auxiliary LED pods on a switched, fused circuit
LuggageAluminum panniers, top case, crash bars and skid plate
Typical shop timeAbout 30 hrs
Person plugging a diagnostic cable into a four-seat side-by-side, laptop open on the bench UTV

UTV 1000cc four-seat side-by-side

Slickrock side-by-side

The starting point
A four-seat UTV that scraped on slickrock and had no recovery gear for sandy washes.
What we did
Added a modest lift, beadlock wheels and taller tires, a synthetic-rope winch with recovery points, lighting and a four-seat intercom.
Spec sheet
Lift & tires3 in. lift, 32 in. tires on beadlock wheels
Recovery4,500 lb synthetic-rope winch with front and rear points
LightingRoof light bar and six-pod rock lights
CommsFour-seat intercom and GMRS radio
Typical shop timeAbout 25 hrs
Rider on an ATV kicking up red dust across slickrock in the canyon country west of Fruita ATV

ATV 700cc utility ATV

Working utility ATV

The starting point
A farm quad that needed to haul bins all summer and plow a lane in winter without missing a day.
What we did
Full fluids, CVT belt, brakes and bearings, then a plow mount, winch, extended racks and heavier-ply tires.
Spec sheet
ServiceFull fluids, CVT belt, brakes and wheel bearings
UtilityPlow mount, 3,500 lb winch, extended cargo racks
TiresSix-ply all-terrain tires for orchard rows and gravel
ExtrasHeated grips and a switched work light
Typical shop timeAbout 12 hrs
Person working on a dirt bike in the open shop bay, with a side-by-side, an ATV and the desert mesas outside Dirt

Dirt 1998 250cc two-stroke motocrosser

Two-stroke revival

The starting point
An older two-stroke motocrosser with a seized engine after years in storage.
What we did
Rebuilt the bottom and top end, refreshed the chassis bearings and suspension, and fitted new plastics, seat cover and grips.
Spec sheet
EngineCrank bearings, rod kit, piston, reed valve and new seals
ChassisFrame powder-coated, new swingarm bearings
SuspensionFork and shock fully rebuilt and re-sprung
FinishNew plastics, seat cover and grips
Typical shop timeAbout 40 hrs

Example write-ups that show the kind of builds we do. Photos are illustrations, not a specific customer's machine; your spec and shop time depend on the machine and the parts.

How a build goes

From napkin sketch to shakedown

  1. 01

    Consult

    We talk through your riding, your weight, your terrain and your budget. Coffee is on us.

  2. 02

    Spec & quote

    You get a written spec sheet and a firm quote before a single bolt comes off.

  3. 03

    Build

    Your machine gets a dedicated bay. We send progress photos and call before any changes.

  4. 04

    Shakedown

    We ride it on a test loop and fine-tune anything that is off.

  5. 05

    Hand-off

    You leave with a setup sheet, clicker settings and a free 10-hour check-up.

Got a build in your head?

Tell us about the machine and how you ride it. We will start the spec sheet.

Start a build