Sprocket fitment authority

KTM 85 SX 2019-2020 sprocket fitment

Public LBG sprocket candidates for 428 chain, front 13T and rear 49T guidance. Final compatibility is verified before production or purchase.

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Verified application data

Make: KTM
CC: 85
Model: 85 SX
Year: 19-20
Front teeth: 13
Rear teeth: 49
Chain pitch: 428
Chain length: 124
Model type: Core

Fitment verification notice: final sprocket compatibility must be verified before production or purchase, including chain pitch, tooth count, clearance, application year, and front/rear geometry.

Internal links

Back to Finder Products / Sprockets OEM Code Cross-Reference Request Fitment

Front sprocket candidate

Langbiang Gravity RS Racing Steel Front Sprocket 13T

LBG-F-RS-18227-13-MK1 / 13T / 428 chain

Rear RS Racing Steel

Langbiang Gravity RS Racing Steel Rear Sprocket 49T

LBG-R-RS-21631-49-MK1 / 49T / endurance, mud, torque, and long service life.

Rear RA Racing Aluminium

Langbiang Gravity RA Racing Aluminium 7075-T6 Rear Sprocket 49T

LBG-R-RA-21631-49-MK1 / 49T / 7075-T6 race-day response and reduced rotating mass.

Langbiang Gravity candidate products

Public LBG SKU candidates support rider service, dealer quoting, cross-reference review, and export-ready Vietnam supply planning.

Request	LBG SKU	Public name	Position	Series	Series name	Teeth	Material class	Mark	Status
Request this sprocket	LBG-F-RS-18227-13-MK1	Langbiang Gravity RS Racing Steel Front Sprocket 13T	front	RS	Racing Steel	13	racing_steel	MK1	auto_candidate
Request this sprocket	LBG-R-RS-21631-49-MK1	Langbiang Gravity RS Racing Steel Rear Sprocket 49T	rear	RS	Racing Steel	49	racing_steel	MK1	auto_candidate
Request this sprocket	LBG-R-RA-21631-49-MK1	Langbiang Gravity RA Racing Aluminium 7075-T6 Rear Sprocket 49T	rear	RA	Racing Aluminium 7075-T6	49	racing_aluminium_7075	MK1	auto_candidate

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Year: 2019-2020 / model type: Core / chain length: 124