
MEET THE MXR 90 SS SEMI AUTO E-START
NOW WITH DISC BRAKE AND PRO STYLE SWINGARM!
Competition Stock class racer!
Bring on the MINI MOTO IN VEGAS cuz the MXR 90 SS is the perfect bike to bang bars in the 10-inch stock class or rip around the back yard track! It’s got 4 gears of fun just waiting to be unleashed!
$1,199.99
29 in stock

MXR 90 SS Semi Auto E-Start
Complete with big boys race bars and heavy duty foot pegs the MXR 90 SS is ready to race! Easy four stroke semi auto operation for the young riders and electric start, the MXR 90 SS is the perfect combination to build confidence and take your skills to the next level.
Featuring:
- Mini Moto SX MM10 Stock/Mod Legal
- 4-Speed Transmission
- Preload Adjustable Rear Shock
- Electric & kick Start
- Wide Pegs
- Kick Stand
- Skid Plate
- Pro style swingarm
- Front and rear disc brakes
MODEL | |
PITSTER PRO | MXR 90SS |
MSRP | $1,199.99 |
ENGINE | |
Clutch | 5 plate wet clutch |
Cooling | Air Cooled |
Gearing | 420/ 14T x 37T |
Engine | 4-Stroke 88cc |
Bore and Stroke | 47mm x 49.5mm |
Ignition | Stator/ CDI with lighting coil |
Starter | Electric & Kick |
Transmission | 4 Speed Semi-Auto Clutch |
CHASSIS AND DIMENSIONS | |
Color | White |
Frame | Chromoly |
Fuel Capacity | 3 L |
Subframe | Fixed, Chromoly |
Wheelbase | 37" |
Seat Height | 23" |
Curb weight | 110 lbs |
Ground Clearance | 7" |
SUSPENSION | |
Front | Conventional Telescoping Oil Fork |
Rear | Type A Swing Arm, Oil Shock w/ adjustable preload |
Swingarm | Chromo A-frame |
WHEELS AND TIRES | |
Front Tire | 2.50 x 10" |
Front Wheel | 1.40 x 10" |
Rear Tire | 2.50 x 10" |
Rear Wheel | 1.40 x 10" |
BRAKES | |
Front Brake | Hydraulic disk |
Rear Brake | Hydraulic disk |
ADDITIONAL FEATURES | |
Hand Guards | Available |
Kick Stand | Standard |
BUILD-A-BIKE OPTIONS | |
Air filter and Intake | UNI or K&N |
Clutch and Brake Levers | ASV F:3 Series folding Brake Lever |
Custom Graphics | Optional Colors For Your Team, Custom Logos Available |
Exhaust | FMF, Pro Circuit and Pitster Big Bore System |
Rear Suspension | GPX MSX Shock and Fox Float |
Big Bore Kits | Aftermarket Options For Every Racers Needs |
FEATURES NOT FOUND ON OUR COMPETITION | |
Aggressive All Terrain Tires | Standard |
Engine Skid Plate | Standard |
Taper steering bearings w/ dust covers | standard |
Ultra flex plastics | standard |
3 reviews for MXR 90 SS SEMI AUTO E-START
Additional Information
Weight | 144 lbs |
---|---|
Dimensions | 44 × 28 in |
MXR 90 SS SEMI AUTO E-START MANUALS & DIAGRAMS
Download the parts lists and manuals available for the MXR 90 SS SEMI AUTO E-START.
MXR90SS_parts_catalog.xls
MXR90_diagram.pdf
MXR90_parts_diagram.xlx
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.
Lisa S. –
“I am a single mom so dirt bikes are not really what I know. However these guys took great care of me! They gave me the knowledge I needed to make the right choice for my sons Christmas!! The MXR 90 is a great little bike and perfect for what I was looking for!”
C. Bartholomew –
“Great little bike, my kids love it! E start works great, My 7 year old and 9 year old take turns running around the backyard. I’m definitely going to need to pick up another one soon!”
Travis R. –
“I looked at the name brand bikes from Yamaha Honda and Kawasaki, none of them compare to the value and performance of the MXR 90! The kids love the bike and it’s been bullet proof!”