TrailMaster Challenger 300EX EFI 4-Seater UTV Side-by-Side with Shaft Drive
Pairs well with
Need Help? Chat With Our Experts
We live and breathe the games we sell
*This product requires additional shipping charges after purchase*
TrailMaster Challenger 300EX EFI 4-Seater UTV Side-by-Side with Shaft Drive
Description
The TrailMaster Challenger 300EX EFI is a full-size, 4-seat side-by-side UTV built to take on demanding terrain without compromise. Powered by an 18HP, 275.6cc water-cooled engine with Electronic Fuel Injection, this machine delivers reliable performance in any weather condition and at any altitude. A revised gear ratio maximizes low-end torque, giving you confident take-off power whether you're hauling gear on a trail or crossing rough ground on the farm or job site.
Designed for riders 16 and older, the spacious cabin comfortably fits up to 4 adults - including drivers up to 6'2" tall. Standard amenities like a digital speedometer/odometer, adjustable steering wheel, four-point safety seatbelts, individual sporting seats, a LED light bar, windshield, and a 12V outlet make every ride practical and enjoyable. Whether you're exploring backcountry trails or handling weekend adventures, the Challenger 300EX EFI is built to deliver season after season.
Key Features
- 18HP EFI Engine: Water-cooled, 275.6cc 4-stroke single-cylinder engine with Electronic Fuel Injection for consistent power in all weather and altitudes.
- CVT Fully Automatic Transmission: Automatic CVT with reverse - no shifting required, ideal for riders of all experience levels.
- 4-Wheel Independent Suspension: Independent dual A-arm front and independent swing-arm rear suspension absorbs rough terrain with ease.
- 4-Seat Full-Size Cabin: Accommodates up to 4 adults, with a large driving cabin fitting drivers up to 6'2" tall.
- Revised Gear Ratio for Max Torque: Optimized low-end torque delivers strong take-off acceleration straight from a stop.
- Top Speed 35 MPH: Capable of reaching 35 mph, with front and rear hydraulic disc brakes and a parking brake for confident stopping.
- Large Tires: 22x7-10 front and 22x10-10 rear tires for sure-footed grip on varied terrain.
- LED Light Bar & Windshield: Top-mounted LED light bar and full windshield for enhanced visibility and protection on the trail.
- Four-Point Safety Seatbelts: Individual four-point harnesses for all occupants keep everyone secure on rough terrain.
- Adjustable Driver Seat: Pedal-to-seat-back adjustment range of 38" to 43" accommodates a wide range of driver heights.
- Trailer Hitch & Rear Utility Rack: Built-in trailer hitch and large rear utility rack add serious hauling and towing capability.
- EPA Certified: Engine meets EPA certification standards, making it street-legal in many jurisdictions.
Shipping
This product requires additional shipping. If you'd like a quote before you purchase, fill out the form on this page or email us at service@omahasportsandgames.com for a delivery ETA or to confirm shipping details.
What's Included
- TrailMaster Challenger 300EX EFI 4-Seater UTV Side-by-Side
- Bikini sunshade top
- Windshield
- Front steel bumper
- Top LED light bar
- Side rearview mirrors
- Aluminum wheels
- Digital speedometer/odometer
- Four-point safety seatbelts (all seats)
- 12V outlet
- Trailer hitch
- Large rear utility rack
Why You'll Love It
The Challenger 300EX EFI is one of the most well-equipped entry-level full-size UTVs on the market, offering premium features typically found on vehicles costing significantly more. The EFI system means no carburetor tuning, no cold-start struggles, and reliable power delivery whether you're riding at sea level or in the mountains. Four-wheel independent suspension, four-point seatbelts, and hydraulic disc brakes on all four corners give you the confidence to push harder on technical terrain. The spacious four-seat cabin makes this a true family or crew vehicle - not just a two-up machine. Built to EPA certification standards and backed by TrailMaster's reputation for durable, ready-to-ride powersports equipment, the Challenger 300EX EFI is a smart investment for anyone who wants real capability without a premium price tag.
Product Specifications
View Product Specs
| Engine Type | 4-stroke, single cylinder, water-cooled |
|---|---|
| Displacement | 275.6cc |
| Fuel System | EFI (Electronic Fuel Injection) |
| Max Horsepower | 18 HP @ 6,500 RPM |
| Max Torque | 16 lb-ft @ 5,000 RPM |
| Bore x Stroke | 2.85 x 2.63 inches |
| Max Speed | 35 MPH |
| Starting System | Electric start with kill switch |
| Battery | 12V 10Ah |
| Engine Oil | SAE 10W-40 |
| Transmission | Automatic CVT with reverse |
| Driveline | Dual wheel drive |
| Front Suspension | Independent Dual A-arm |
| Rear Suspension | Independent Swing-arm |
| Brakes (F/R) | Hydraulic disc brakes, both front and rear |
| Tires (Front) | 22x7-10 |
| Tires (Rear) | 22x10-10 |
| Fuel Capacity | 1.75 gallons |
| Gross Weight | 920 lbs |
| Net Weight | 770 lbs |
| Max Load | 700 lbs |
| Wheelbase | 101.6 inches |
| Overall L x W x H | 132 x 50 x 63 inches |
| Seat Height | 21 inches |
| Min Ground Clearance | 6.3 inches |
| Crate Dimensions | 120" x 53" x 35" |
| EPA Certification | EPA Certified |
| Age Requirement | 16 and older |
| Seating Capacity | 4 adults |
| Adjustable Driver Seat Range | 38" to 43" (pedal to seat back) |
| EFI Ignition Module | RM1A1 |
| Shipping Method | Ships freight on a pallet; crated |
| Assembly Required | Some assembly required upon delivery |
FAQ
Does this UTV require assembly after delivery?
Yes, some assembly is required after delivery. The Challenger 300EX EFI ships crated on a pallet. Typical assembly tasks include attaching mirrors, the windshield, the light bar, and other accessories. Most buyers with basic mechanical skills can complete assembly at home, but professional assembly is also an option if preferred.
How does this UTV ship, and will it fit in a standard garage?
This UTV ships via freight carrier on a pallet. The crate dimensions are 120" x 53" x 35", and the assembled unit measures 132" x 50" x 63". At just over 11 feet long and 5 feet wide, it fits comfortably in a standard two-car garage. You will need a loading dock, forklift, or liftgate service at delivery - contact us before purchasing if you need delivery logistics assistance.
What is the top speed of the Challenger 300EX EFI?
The Challenger 300EX EFI has a top speed of 35 MPH. It is designed for recreational off-road and trail use, not highway driving. Always check your local laws regarding UTV use on public roads or trails.
Is this UTV street legal?
The engine is EPA certified, which is a prerequisite for street legality in many states. However, full street legality depends on your state and local regulations, including requirements for lighting, mirrors, and registration. We recommend checking with your local DMV or municipality to confirm what is required in your area.
What is the fuel type and tank capacity?
The Challenger 300EX EFI runs on regular unleaded gasoline and has a fuel tank capacity of 1.75 gallons. The EFI system ensures efficient fuel delivery regardless of weather or altitude, so you get consistent performance on every ride.
Can the Challenger 300EX EFI tow a trailer?
Yes, the Challenger 300EX EFI comes standard with a trailer hitch, making it capable of towing small utility trailers. Always refer to the owner's manual for the specific towing capacity and guidelines to ensure safe operation.
| Specification name | Specification Value |
|---|---|
| Fuel supply | Gasoline |
| Item condition | New |
| Transmission type | CVT |
| Vehicle features | Windproof, Headlights |