Powersports Parts & Service in West Yellowstone
Keep your machine running at peak performance. Highmark Rentals provides full-service powersports repair, factory-certified mechanics, and a massive inventory of hard-to-find parts. Centrally located at 633 Madison Ave, West Yellowstone, MT, our service department treats every machine as if it were our own.
We offer parts and expert repair and maintenance for all makes and models of Snowmobiles, UTVs / Side-by-Sides, ATVs / 4-Wheelers, Dirt Bikes, Jet Skis and more - if it's powersports related, we've got you covered!
Comprehensive Powersports Repair & Diagnostics
Comprehensive Powersports Repair & Diagnostics
Comprehensive Powersports Repair & Diagnostics
Our factory-certified technicians specialize in Polaris, Ski-Doo, and Can-Am machines, but we proudly provide expert maintenance and major repairs for all makes and models.
Straight Talk & Honest Service
Comprehensive Powersports Repair & Diagnostics
Comprehensive Powersports Repair & Diagnostics
Whether you are a local rider or traveling through the region, we provide straight talk, honest diagnostics, and transparent pricing—giving you exactly what your machine needs with no surprises.
Vehicles We Service & Repair
- Snowmobiles: Turbos, mountain sleds, crossovers, trail and touring machines, and youth models.
- UTVs / Side-by-Sides: High-performance sport units and heavy-duty utility machines.
- ATVs / 4-Wheelers: All major utility and sport makes.
- Dirt Bikes: Trail bikes, motocross setups, and dual-sports.
- Jet Skis & Personal Watercraft: Summerization, winterization, and repairs.
Schedule Your Service Appointment
Please note: To ensure your vehicle is ready within a specific time frame, we highly recommend calling ahead to schedule an appointment. Pre-booking is especially critical during our spring and fall off-seasons, so we can coordinate your appointment with other service jobs.
Regional Pick-Up & Delivery Available
Stuck off the trail or need transport for your fleet? We offer convenient vehicle pick-up and delivery services across Southwest Montana and Eastern Idaho, including:
West Yellowstone, MT
Island Park, ID
Big Sky, MT
Ennis, MT to Idaho Falls, ID?
Give us a call and if we can make it happen, we will be there!
Massive Inventory of New & Hard-To-Find Parts
We carry a vast selection of retail parts and accessories that most shops don't stock. We receive consistent praise for our inventory because we house a dedicated archive of hard to find parts. If we don't have your component on the shelf, we can order it fast.
❄️ Snowmobile Parts & Supplies:
- Drive & Suspension: A-Arms, Tracks, Skis, Shocks, Hyfax, Ice Scratchers.
- Maintenance Staples: Oil, Oil Filters, Spark Plugs, and Batteries.
- Controls & Electrical: Handlebar Grips, Levers, Electrical Components, Specialized Repair Tools.
- Performance Fuel: VP 110 Race Gas available on-site!
☀️ UTV, ATV & Dirt Bike Parts:
- Tires & Wheels: Premium UTV wheels, off-road tires, dirt bike tires, and tubes.
- Service Essentials: Premium engine oil, oil filters, air filters, heavy-duty batteries, and more.
Menu of Seasonal Maintenance & Inspection Services
Professional Services to Get You Ready for Winter, Summer & Fall:
Our certified mechanics will ensure your machine is perfectly prepared for the dirt, snow, or water.
Important Service Notice: While we welcome walk-ins whenever possible, we highly advise booking your appointment in advance if you have a strict travel or completion schedule. Our certified mechanics experience peak volume during the spring and fall transitions as riders prepare their machinery for the upcoming seasons.
Snowmobile Services
Beat the freeze and secure your winter performance with our comprehensive pre-season tuning, clutch diagnostics, and service specials.
Pre-Season Service
- Complete clutch inspection and deep cleaning.
- Belt inspection, track tension, and alignment checks.
- Engine compression test and coolant fluid check.
- Chaincase oil change and tension adjustments.
- Inspection of exhaust bolts, springs, cables, and steering controls.
- Complete chassis grease, ski bushing inspection, skag/runner check, and battery charge.
- Hyfax inspection.
- Operational checks: Hand warmers, headlights, tail lights, and a track stand test run.
UTV / ATV Services
Maximize your trail reliability. Whether you are prepping for summer recreation or getting your machine dialed in for the fall hunting season, we will make sure your vehicle is completely dirt-ready.
Basic Service
- Engine oil change
- Brake and belt inspection
- Grease/differential checks
- Tire pressure check and adjustment
Full Service
- Comprehensive 40 point inspection
- Engine oil change
- Front / rear differential fluid change
- Transmission oil change
- Detailed brake / belt inspection
- Complete clutch disassembly and cleaning
- Tire pressure check and adjustment
Dirt Bike Services
Keep your wheels in the dirt. Get factory-spec precision tune-ups, full fluid flushes, and comprehensive component inspections to handle rugged backcountry trails.
Basic Service
- Engine oil change
- Brake / chain inspection
- Chassis grease
- Tire pressure check and adjustment
- Fork/shock visual inspections
Jet Ski & PWC Seasonal Services
Protect your watercraft year-round with our summerization performance check-ups and specialized winter storage protection packages.
Summerization Service
- Battery charge and connection
- Check engine oil
- Prop and wear ring inspections
- Blow coolant out of system
- Steering cables check
- Full water-source test run
- Trailer inspection and lights check
Winterization Service
- Cylinders fogged
- Complete water blow-out from cooling system
- Specialized anti-freeze pump through block
- Fuel stabilizer added
- Battery disconnection / charge prep
Google Reviews
OUR SHOP
YOUR ONE-STOP POWERSPORTS DESTINATION
On-Site Retail Store
End-of-Season Snowmobiles for Sale
End-of-Season Snowmobiles for Sale
Stop by our shop to explore a fully stocked selection of riding gear, helmets, anti-fog goggles, shirts, hoodies, hats and more.
End-of-Season Snowmobiles for Sale
End-of-Season Snowmobiles for Sale
End-of-Season Snowmobiles for Sale
Buy a meticulously maintained, expert-serviced current year rental sled at a fantastic price every spring.
End-of-Season UTVs for Sale
End-of-Season Snowmobiles for Sale
End-of-Season UTVs for Sale
Purchase a current season, fully serviced side-by-side in excellent condition. Available every year around mid-September.
Hours of Operation & Contact Info
Office & Phone Hours
Daily from 8:00 AM to 5:00 PM year-round
Winter Shop Hours (Dec 15 – Mar 15)
Open daily, 8:00 AM to 5:00 PM.
Summer Shop Hours (Late May – Early Sept)
Tuesday through Saturday, 8:00 AM to 5:00 PM (plus holiday weekends)
633 Madison Avenue, West Yellowstone, Montana 59758
We Proudly Rent, Sell & Ride
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