Fitment lbg-fitment-00001

Aprilia 250 MX

85 / 520 chain

Fitment guidance

Make: Aprilia
CC: 250
Model: 250 MX
Year: 85
Front teeth: 15
Rear teeth: 50
Chain pitch: 520
Chain length: 116
Model type: Core

Langbiang Gravity Candidate Products

RS is a premium endurance racing steel sprocket. RA is a lightweight 7075-T6 racing aluminium sprocket. RH is reserved for the future hybrid platform.

RS Racing Steel

Premium endurance racing steel sprocket for hard off-road use, training fleets, mud, torque, and long service life.

RA Racing Aluminium

Lightweight 7075-T6 racing sprocket for reduced rotating mass, sharp response, and race-day performance.

Request	LBG SKU	Public name	Position	Series	Series name	Teeth	Material class	Mark	Status
Request	LBG-F-RS-17827-15-MK1	Langbiang Gravity RS Racing Steel Front Sprocket 15T	front	RS	Racing Steel	15	racing_steel	MK1	auto_candidate

Langbiang public SKUs are generated from private fitment geometry. Final compatibility must be verified before production or purchase.