
Meet the MXR 125 12X14 Semi Automatic
The smooth MXR 125’s four speed transmission and great suspension make it a perfect bike for any rider.
Also available in manual clutch.
$1,649.00
19 in stock

Designed with big bike features in a compact and light weight chassis.
FEATURING:
- GPX Moto 125cc power plant
- 22mm Carburetor
- HD Suspension
- Manual clutch or Semi auto options four speed
- New floating caliper rear brake
- Oversized Rotors
- 1/4 Turn Throttle
MODEL | |
GPX MOTO | MXR 125 |
MSRP | $1,649.99 |
ENGINE | |
Carburetor | 22 mm |
Clutch | 5 plate wet clutch |
Cooling | Air Cooled |
Gearing | 420/ 16T X 39T |
Lubrication | Oil bath |
Engine | Four stroke ZS 125cc SOHC |
Bore and Stroke | 52.4mm x 55mm |
Ignition | Stator/ CDI |
Compression Ratio | 9.5:1 |
Starter | Kick |
Transmission | Four speed HO manual clutch or Semi auto options |
CHASSIS AND DIMENSIONS | |
Color | White |
Frame | Chromoly with cradle |
Fuel Capacity | 3.8 L |
Overall Length | 61" |
Overall Width | 27.5" |
Subframe | Chromoly, removable |
Wheelbase | 44.5" |
Seat Height | 30" |
Curb weight | 144.5 lbs |
Ground Clearance | 9.5" |
SUSPENSION | |
Front | GPX Hydraulic telescopic oil fork |
Rear | Chromoly, single shock w/ preload adjustable |
Swingarm | Pro style |
Travel | 5 Inches Front / 5 Inches Rear |
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 |
Kick Stand | Standard (removable) |
Pro style handle bar pad | Standard |
Replica graphics | Available |
Triple Clamps | Alloy |
BUILD-A-BIKE OPTIONS | |
Air filter and Intake | K&N or UNI Pod Filter |
Custom Graphics | Available |
Big Bore Kits | Big Bore Kit Options |
FEATURES NOT FOUND ON OUR COMPETITION | |
Carburetion jetting kit | Standard |
Engine Skid Plate | Standard |
Gripper seat cover | Standard |
High Flow Air Filter | Standard |
Integrated air box | Standard |
Nylon chain sliders and chain guide | Standard |
Oversized SPX Stainless Steel Footpegs | Standard |
Stainless Steel Fasteners | Standard |
Taper steering bearings w/ dust covers | Standard |
Ultra flex plastics | Standard |
Additional Information
Weight | 144.5 lbs |
---|---|
Dimensions | 61 × 27.5 × 30 in |
Transmission Types | Semi Automatic |
MXR 125 SEMI AUTO MANUALS & PARTS DIAGRAMS
Download the parts lists and manuals available for the MXR 125 MANUAL CLUTCH.
MXR 125 Engine Exploded View.xlsx
MXR 125 Parts Exploded View.xlxs
ZS110 ZS125 ELECTRIC WIRE DIAGRAM.jpg
GPX Moto Pit Bike Owner’s Manual.pdf
Download the above documents by clicking the file names.
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.
!!!WARNING!!!
THIS MOTORCYCLE IS A COMPETITION MODEL ONLY AND IS NOT MANUFACTURED FOR, NOR SHOULD BE USED ON PUBLIC STREETS, ROADS OR HIGHWAYS. THE USE OF THIS MOTORCYCLE SHOULD BE LIMITED TO PARTICIPATION IN SANCTIONED COMPETITION EVENTS UPON A CLOSED COURSE AND SHOULD NOT BE USED FOR GENERALOFF-ROAD RECREATIONAL RIDING. IT IS INTENDED FOR EXPERIENCED RACERS ONLY, NOT FOR BEGINNERS.
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