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The Mud Monster is MotoTec's full-suspension take on the kids off-road go kart, running a 48-volt system and a 1000-watt permanent magnet brushless motor. Where a flat-ground kart skips and bottoms out, this one soaks up ruts and washboard with dual front hydraulic shocks and a single rear shock, which keeps the tires planted and the driver in control on dirt.

A centrifugal clutch and automatic chain drive mean there is nothing to shift: press the metal throttle pedal and go. Two selectable speeds cover a 10 mph learner setting and a 20 mph setting for confident drivers, with forward and reverse on tap and a positraction rear end that keeps both wheels pulling through loose surfaces. Pneumatic 14-inch tires, 5 inches of ground clearance and a 15-degree climbing angle give it enough reach to handle a rough trail rather than just a driveway.

The cockpit is deliberately roomier than most karts in the class, with an adjustable seat and extra legroom so a growing rider is not folded up behind the wheel. It suits drivers 13 and up, from about 47 inches tall to 63 inches, carrying up to 150 lbs. A steel tubular frame, roll bar, seat belt and kill switch handle the safety side, and stopping is done through a foot-operated hydraulic rear disc.

Helmets and full safety gear are non-negotiable on this machine, and an adult should be supervising every session.

Safety Equipment

  • Steel tubular roll bar over the driver
  • Seat belt fitted as standard
  • Kill switch for an immediate shutdown
  • Adjustable seat so the driver reaches the pedals properly
  • Two-stage speed selection for supervised progression

⚠️ OFF-ROAD USE ONLY — NOT STREET LEGAL

This vehicle is designed exclusively for recreational off-road riding and is not street legal. It is intended for use on private property, dirt trails, motocross tracks, and designated off-road riding areas only. This product is NOT classified as a transportation vehicle and may not be operated on public roads, highways, sidewalks, bike lanes, or any public-access roadway. This product does not include a VIN, title, or registration and is sold strictly as recreational off-road sporting equipment. Always wear a DOT-approved helmet and appropriate protective gear. Off-road vehicle laws vary by state — riders are responsible for reviewing and complying with all applicable local regulations.

Motor & Battery

  • Motor: 48v 1000w permanent magnet DC brushless
  • Battery: Four 12v/12ah sealed lead acid (48v 12ah total)
  • Rated Output: 5.8 N.m at 2500 +/- 100 rpm

Performance

  • Top Speed: 10 mph / 20 mph selectable
  • Range: 5 to 20 miles per charge
  • Forward & Reverse: Yes
  • Transmission: Automatic, centrifugal clutch, chain drive
  • Climbing Angle: 15 degrees
  • Minimum Turning Diameter: 6 m or less

Chassis & Brakes

  • Frame: Steel tubular
  • Suspension: Dual front hydraulic shocks, single rear hydraulic shock
  • Brake: Foot-operated hydraulic rear disc
  • Front Wheels: 14x4.10-6 pneumatic
  • Rear Wheels: 14x5-6 pneumatic
  • Min Ground Clearance: 5 inches

Size & Fit

  • Recommended Age: 13 and up
  • Max Rider Weight: 150 lbs
  • Rider Height: 47 inch minimum, fits comfortably up to 63 inches

Dimensions

  • Go Kart Size: 58 x 33 x 43 inches
  • Wheelbase: 36 inches
  • Go Kart Weight: 192 lbs
  • Carton Size: 54 x 33 x 21 inches
  • Carton Weight: 236 lbs

  • Full suspension front and rear keeps the tires tracking over ruts and rough ground
  • 48v 1000w brushless motor provides steady pull on climbs up to 15 degrees
  • Two-speed selection starts a new driver at 10 mph and opens up to 20 mph
  • Automatic centrifugal clutch means no shifting to learn
  • Positraction rear end keeps both wheels driving through mud and loose dirt
  • Adjustable seat and extra legroom fit a growing 13-plus rider
  • Roll bar, seat belt and kill switch built in from the factory

MotoTec covers this unit with a 60-day parts-replacement warranty from the date of delivery against defects in materials and workmanship. Contact Adventure Motion support with your order number and photos of the issue to start a claim.

Normal wear items such as tires, tubes, brake pads, chains and batteries are not covered, and neither is damage from racing, jumping, collisions, improper assembly, modification, or riding beyond the rated limits.

What age is the mud monster designed for?
Mototec recommends 13 and up. riders should be at least 47 inches tall, fit comfortably up to 63 inches, and weigh no more than 150 lbs.
Does an adult need to supervise?
Yes. adult supervision is required, and a helmet plus full safety gear should be worn on every ride.
How fast is it and how far will it go?
Two selectable speeds give 10 mph or 20 mph, and a charge is good for roughly 5 to 20 miles depending on rider weight and terrain.
Can it handle real off-road terrain?
Yes. dual front and single rear hydraulic shocks, 14-inch pneumatic tires, 5 inches of ground clearance and a 15-degree climbing angle are all aimed at dirt rather than pavement.
What kind of battery does it use?
Four 12v/12ah sealed lead acid batteries wired for a 48v 12ah system.
Is it street legal?
No. it is built for off-road recreational use only and is not approved for public roads.

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