Reference only
This page helps compare part numbers to public Langbiang SKU candidates. It is not a manufacturer supply, certification, or affiliation claim.
Part-number reference
B2W-25450-00-00 sprocket fitment reference
Research public LBG SKU candidates, shared fitment standards, and related motocross applications using this part-number cross-reference path.
LBG options
8
Standards
1
Applications
18+
Shared standard
Follow the fitment-standard links to see vehicle applications that share the same public mounting reference.
Verify fitment
Chain pitch, tooth count, clearance, and application year must be verified before production or purchase.
What this page helps you verify
Check shared mounting pattern.
Compare chain pitch and tooth count.
Confirm fitment before production or purchase.
Public LBG SKU candidates
Candidate products are grouped by position, series, and tooth count for technical comparison.
LBG-R-RS-21481-50-MK1
- Position
- rear
- Series
- RS
- Teeth
- 50
LBG-R-RS-21481-51-MK1
- Position
- rear
- Series
- RS
- Teeth
- 51
LBG-R-RA-21481-48-MK1
- Position
- rear
- Series
- RA
- Teeth
- 48
LBG-R-RA-21481-49-MK1
- Position
- rear
- Series
- RA
- Teeth
- 49
LBG-R-RA-21481-50-MK1
- Position
- rear
- Series
- RA
- Teeth
- 50
LBG-R-RA-21481-51-MK1
- Position
- rear
- Series
- RA
- Teeth
- 51
LBG-R-RS-21481-48-MK1
- Position
- rear
- Series
- RS
- Teeth
- 48
LBG-R-RS-21481-49-MK1
- Position
- rear
- Series
- RS
- Teeth
- 49
Shared fitment standards
Vehicles sharing this reference
These applications can keep visitors researching deeper through bike pages and shared standards.
Yamaha YZ125 L,M,N 1999-2001Yamaha YZ125 L2,M2 2020-2021Yamaha YZ125 N2L 2022Yamaha YZ125 P,R,S 5XE2 2002-2004Yamaha YZ125 P2L 2023Yamaha YZ125 RL 2024Yamaha YZ125 RSE 50th Anniversary Ed. 2024Yamaha YZ125 T,V,W,X,Y,Z,A1,B,D2,E2,F2,G2,H2,J2,K2 2005-2019Yamaha YZ125 X-L,M 2020-2021Yamaha YZ125 X-L,N,P 2022-2023Yamaha YZ125 X-R 2024Yamaha YZ250 F-B,D,E,F,G,H,K,L,M 2012-2021Yamaha YZ250 F-E,F,G,H,J,K,L,M 2014-2021Yamaha YZ250 F-G 60th Anniversary Edition 2016Yamaha YZ250 F-N,P (4-Stroke) 2022-2023Yamaha YZ250 F-N,P,R,S (4-Stroke) 2001-2004Yamaha YZ250 F-NL,P2L,RL USA 2022-2024Yamaha YZ250 F-R 2024
Technical notes for B2W-25450-00-00
Use this page as a research reference for part-number lookup and public LBG SKU comparison.
Shared fitment standards help identify applications that use the same public mounting pattern.
Final compatibility depends on the exact model year, chain pitch, tooth count, clearance, and production requirement.