The FRP FX125 is a 125cc air-cooled dirt bike with a real 4-speed manual clutch, built in two wheel sizes so it fits the rider — a 14″/12″ small-wheel build for younger or shorter riders and a 17″/14″ big-wheel build for taller teens and adults.
\nNot sure which wheel size? Read our 14″/12″ vs 17″/14″ wheel size guide.
\nFX125 FAQs
\nHow much weight can the FX125 hold?
The FX125 has a 265 lb (120 kg) max rider load — it carries most teens and many adults.
How tall is it? What is the seat height?
Seat height is 28.1″ on the 14″/12″ small-wheel build and 33.9″ on the 17″/14″ big-wheel build.
What age is a 125cc dirt bike for?
Go by seat height: the small-wheel build suits shorter or younger riders (roughly 12-15); the big-wheel build suits taller teens and adults.
Is the FX125 manual or automatic?
It is a true 4-speed manual with a wet multi-plate clutch — you shift gears and work the clutch, just like a full-size dirt bike.
Is the FX125 a pit bike or a dirt bike?
Both terms are used for 125cc bikes this size. The FX125 is an off-road trail dirt bike on a pit-bike-sized frame.
Small-wheel vs big-wheel — what is the difference?
Same 125cc engine. The 14″/12″ build is lighter (150 lb) with a 28″ seat; the 17″/14″ build is taller (33.9″ seat) with longer-travel suspension and a dual-piston front brake.








125cc Pit Bike & Dirt Bike for Youth, Teens & Adults — FRP Moto FX125 (4-Speed Manual Clutch)
The FRP FX125 is a 125cc air-cooled dirt bike with a real 4-speed manual clutch, built in two wheel sizes so it fits the rider — a 14″/12″ small-wheel build for younger or shorter riders and a 17″/14″ big-wheel build for taller teens and adults.
Not sure which wheel size? Read our 14″/12″ vs 17″/14″ wheel size guide.
FX125 FAQs
How much weight can the FX125 hold?
The FX125 has a 265 lb (120 kg) max rider load — it carries most teens and many adults.
How tall is it? What is the seat height?
Seat height is 28.1″ on the 14″/12″ small-wheel build and 33.9″ on the 17″/14″ big-wheel build.
What age is a 125cc dirt bike for?
Go by seat height: the small-wheel build suits shorter or younger riders (roughly 12-15); the big-wheel build suits taller teens and adults.
Is the FX125 manual or automatic?
It is a true 4-speed manual with a wet multi-plate clutch — you shift gears and work the clutch, just like a full-size dirt bike.
Is the FX125 a pit bike or a dirt bike?
Both terms are used for 125cc bikes this size. The FX125 is an off-road trail dirt bike on a pit-bike-sized frame.
Small-wheel vs big-wheel — what is the difference?
Same 125cc engine. The 14″/12″ build is lighter (150 lb) with a 28″ seat; the 17″/14″ build is taller (33.9″ seat) with longer-travel suspension and a dual-piston front brake.
Original: $799.99
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$280.00Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
The FRP FX125 is a 125cc air-cooled dirt bike with a real 4-speed manual clutch, built in two wheel sizes so it fits the rider — a 14″/12″ small-wheel build for younger or shorter riders and a 17″/14″ big-wheel build for taller teens and adults.
Not sure which wheel size? Read our 14″/12″ vs 17″/14″ wheel size guide.
FX125 FAQs
How much weight can the FX125 hold?
The FX125 has a 265 lb (120 kg) max rider load — it carries most teens and many adults.
How tall is it? What is the seat height?
Seat height is 28.1″ on the 14″/12″ small-wheel build and 33.9″ on the 17″/14″ big-wheel build.
What age is a 125cc dirt bike for?
Go by seat height: the small-wheel build suits shorter or younger riders (roughly 12-15); the big-wheel build suits taller teens and adults.
Is the FX125 manual or automatic?
It is a true 4-speed manual with a wet multi-plate clutch — you shift gears and work the clutch, just like a full-size dirt bike.
Is the FX125 a pit bike or a dirt bike?
Both terms are used for 125cc bikes this size. The FX125 is an off-road trail dirt bike on a pit-bike-sized frame.
Small-wheel vs big-wheel — what is the difference?
Same 125cc engine. The 14″/12″ build is lighter (150 lb) with a 28″ seat; the 17″/14″ build is taller (33.9″ seat) with longer-travel suspension and a dual-piston front brake.















