Careful you don’t get bit.

Tech Specs

Width 32″ (81 cm)
Height 26 ½” (67 cm)
Length 73 ½” (187 cm)
Front Track 30″ (76 cm)
Wheelbase 41″ (105 cm)
Steering Ackerman and Centre point
Seat Height 8 ½” (22 cm)
Seat Back Angle Adjustable between 39 and 45°
Bottom Bracket Height 15 ½” (39 cm)
Ground Clearance 5 ½” (13.5 cm) to frame
Weight 43 lbs (19.5 kg)
Frame TIG Welded Chromoly Steel Box with Aluminium front boom
Tires Kenda K-Rad 24x 2.3 rear; Kenda K-Rad 20x 2.125 front
Wheels 24” rear and 20” front Double skinned Jetset Alloy Rims with 32 stainless steel spokes
Gear Shifters SRAM SX5 - 9 speed rear and 3 speed front twist grip
Brakes Avid BB5 Disc brakes, Front disk brakes activated by a twin pull brake lever
Chain set Truvativ Blaze 44-32-22T 170mm Crank
Bottom Bracket SRAM
Derailleur SRAM X-7.0 rear derailleur, SRAM X-7 front derailleur
Cassette Sprocket SRAM 9 speed cassette 32 – 11T
Max Rider Weight 300 lbs (135 kg) on road; 225 lbs (100 kg) off road
X Seam Sizes Min 35 ½” (90 cm), Max 44″ (112 cm)


The Viper was engineered to revolutionize adult performance karting. Improved frame design increases ground clearance while maintaining a low centre of gravity for comfortable, stable cornering. It’s Avid brake system guarantees the power of the Viper is completely under your control.

…hope you can handle it.

Engineering + Design

  • 27-speed adult performance trike
  • High quality Sram X7 components and BB5 Avid brakes
  • Improved frame angles improve ground clearance and maintain a low center of gravity
  • Direct steering provides responsive handling and a light feel
  • KMX custom hubs and hand-built wheels
  • Hardshell seat has Intercooling vents for support, comfort and breatheability
  • Adjustable seat frame for the perfect custom angle and position
  • Sharks fin front boom with laser etched decal and logo
  • Deep luster professional paint/finish
  • Oversized super glide pulleys for smooth chain management
  • Available in Electric Blue color