10/16/2026
Several of you have messaged with pitbike class questions. Hopefully this helps answer your questions.
Route 62 MX Pitbike Race Class List/Rules
Stock 110
· Comfort mods only( Bars, springs, tires, peg bars, shifters, levers, chains, tires, sprockets, or cosmetic upgrades)
· No internal motor modifications
· Must have stock exhaust
· Must have stock airbox
· Must have stock swingarm( No aftermarket allowed)
· No aftermarket Throttle bodies (CRF) or Intakes
· No aftermarket clutches
· No additional aftermarket parts or modifications to the bike unless specifically approved in this rule section
· NO PORTING Allowed( NO porting of head/intake manifold or any other parts on the bike)
· No lightened flywheels or other components
· Must be air cooled 4 stroke
· 110L not allowed. 110L rides in Stock Limited
Stock 110 Limited
· Aftermarket Exhaust allowed
· Aftermarket A style swingarms allowed (Foes/BBR ETC)
· Throttle bodies/carburetors/intakes allowed
· Porting/jetting/tuning is allowed
· MUST RETAIN STOCK BORE/STROKE
· Conventional style forks required( no inverted forks allowed unless from factory(most chinese style bikes)
· KLX110L allowed
· Disc brakes allowed( This is the class you will race a stock YCF110 and other off brand bikes that are 110cc)
· aftermarket Clutches allowed
· 114CC max ( no Big bores)
· Must be air cooled 4 stroke
Stock Mod 110
· 155cc Max Engine Size ( Any internal engine mods are OK as long as the bike meets the max engine CC requirement.)
· Aftermarket exhaust allowed
· Stock Style Suspension Required - Aftermarket A Style Swing Arms Permitted
· Stock Style Forks Required (KX 65 forks OK) - Inverted Forks are NOT Permitted
· Disc Brake Conversions Permitted
· KLX110L allowed
· Throttle bodies and Intake manifolds are permitted
· Air cooled motors 4 strokes only
· Clutches allowed
Full mod $$
· Must be 16 yrs old or older
· A riders only- If you race a money$$ class, you are automatically advanced to A class status
· No Modification Restrictions
· Wheels limited to 12” rear and 14” Front
· Air cooled motors 4 strokes only
· Electric conversions allowed.
· No Surrons etc
Pitbike OPEN A/B/C
● Same rules as Full Mod $$ except this class is for A,B and C riders and will be a trophy class instead of money class, and only need to be 12 yrs old or older.
Heavyweight / 35+
● Must be 220+ lbs OR 35 years of age for this class
● No modification restrictions
● Must be air cooled 4 strokes, Electric Pitbike Conversions Allowed
● Wheels limited to 17" rear and 19" front
Womens (12 yrs old & older)
● 190cc Max
● Wheels limited to 17” rear and 19” front
● Must be air cooled and must be 4 stroke, Electric conversion allowed.
Trail Bike
● Bikes are limited to XR100, KLX140, KLX140L, CRF125, CRF150F, DRZ125, and TTR125.
● Bikes Must be Air Cooled 4 strokes
● No Max Engine Size
● No Modification Limits Otherwise
Unlimited
● 17" Rear and 19" front max
● No cc Limit
● Must be air cooled
● Electric Conversions/bikes allowed, as long as all other requirements met.
● Air cooled 2 strokes allowed
● Surrons and surron style ebikes allowed
10” Open
● Limited to 50 style engines
● Unlimited Modifications
● Maximum 10” rear wheel
Electrix/Surron (Beginner and Advanced)
● Surrons, Talarias ETC.
● No full size electric dirt bikes allowed (stark etc)
Youth GIRLS 7-11
● Girls only 7-11 yrs old
● Max 150cc Pit bike
● 4 stroke ONLY
Youth SR 12-15
● Must 12-15 years old
● 12" rear and 14" front max NO BIG WHEEL BIKES/PLAYBIKES
● Must be air cooled
● Unlimited cc
●
Youth JR 7-11
● Must be 7-11 years old
● 4 stroke ONLY
● 150cc MAX
Youth Micro 4-6
● Must be 4-6 years old
● 4 stroke ONLY
● 110cc MAX
