
MXR 155
$2,099.99
MEET THE MXR 155
MXR 155 Four Stroke mini bike is a great way to step up to a manual clutch. The powerful 155 high output four speed transmission and great suspension make the MXR 155 a perfect bike for any rider. Designed with big bike features in a compact and light weight chassis. Check out the specification link for more details and list of standard features.
- GPX Moto 155cc power plant
- 26mm Carburetor
- HD Suspension
- Manual clutch four speed
- New floating caliper rear brake
- Oversized Rotors
- 1/4 Turn Throttle
20 in stock

MODEL | |
PITSTER PRO | MXR 155 |
MSRP | $2,099.99 |
ENGINE | |
Clutch | 6 plate HD |
Cooling | Air Cooled |
Electronic Fuel Injection | Stator/ CDI with lighting coil |
Gearing | 420/ 16T X 39T |
Lubrication | Oil w/cooler |
Max Output | 13.5 HP |
Engine | Four stroke ZS 155cc High Output SOHC |
Bore and Stroke | 60mm x 55mm |
Ignition | Stator/ CDI |
Compression Ratio | 9.5:1 |
Starter | Kick start |
Transmission | Four speed HO manual clutch |
CHASSIS AND DIMENSIONS | |
Color | White |
Frame | Chromoly with cradle |
Fuel Capacity | 1 gallon |
Overall Height | 40 inches |
Overall Length | 61 inches |
Overall Width | 28 inches |
Wheelbase | 44.5 inches |
Seat Height | 32 inches |
Curb weight | 144.5 lbs |
Ground Clearance | 8.5" |
SUSPENSION | |
Front | GPX Hydraulic telescopic oil fork |
Rear | Chromoly, single shock w/ adjustable preload |
Swingarm | Pro style |
WHEELS AND TIRES | |
Front Tire | 2.50 X 14 (60-100/14) |
Front Wheel | 1.40 x 14" |
Rear Tire | 3.00 x 12 (80-100/12) |
Rear Wheel | 1.85 x 12" |
BRAKES | |
Front Brake | 190mm W-Style Rotor W/ Floating Caliper |
Rear Brake | 190mm W-Style Rotor W/ Floating Caliper |
ADDITIONAL FEATURES | |
3m graphics package | Standard |
CNC Billet Engine and Fuel Cap Dress Up Kit | Optional |
Digital Speedo W/ Trip Odometer | Standard (removable) |
Hand Guards | Standard (removable) |
Kick Stand | Standard (removable) |
Pro style front number plate | Included |
Racing number plates | Included |
Skid plate and Frame Guards | Standard (removable) |
Taper Handle Bars 7061 | Standard |
BUILD-A-BIKE OPTIONS | |
Custom Graphics | Optional |
FEATURES NOT FOUND ON OUR COMPETITION | |
Brake Disc Guard and Caliper Guard | Standard |
Gripper seat cover | Standard |
High Flow Air Filter | Standard |
Rim lock | Standard |
Stainless Steel Fasteners | Standard |
Taper steering bearings w/ dust covers | Standard |
Ultra flex plastics | Standard |
Additional Information
Weight | 144.5 lbs |
---|---|
Dimensions | 61 × 28 × 40 in |
5 reviews for MXR 155
MXR 155 MANUALS & PARTS DIAGRAMS
Download the parts lists and manuals available for the MXR 155. Subscribe in 2 seconds to our mailing list and get instant access. We promise not to spam you.NOTE FOR CUSTOMERS: All product-related downloads will be available immediately on the order confirmation page, and will be available in your GPXMoto.com account indefinitely. They will also be emailed immediately after purchase as a .zip file.
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TYPE | FILE NAME |
![]() | MXR140_diagram |
![]() | GPX Moto MXR 155 Wiring Diagram |
![]() | 155_Engine_parts_diagram |
Download the above documents by clicking the file names.
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Teddy R. –
“this bike rips! only problems are the suspension forks aren’t possible to adjust, other than that no complaints!!”
P. Jackson –
“Get this bike! So easy and fun for my 3 acre property and small Bumpy nearby trail. I’m 240 lbs and it still rips!”
Britney W. –
“I love this little bike, I wanted something to run around with my kids at the track, now my kids want to ride it more than me!”
Zach W. –
“Love the 155 motor! tons of power and the suspension is perfect fro my 170lbs!”
H. Grant –
“The MXR 155 has great power! My son has no trouble keeping up with me on this bike!”