Dedicated Subsystem WorkbenchPlatform Gen: 2005–2025

2025 Yamaha YZ125 Throttle Body Synchronization & Fuel Delivery

Multi-cylinder vacuum sync specs, idle speed, EFI high-pressure fuel rail PSI, and injector resistance multimeter bench for 2025 Yamaha YZ125.

Technical PassportOEM VERIFIED

Engine

125cc

Cooling

Not Available

Final Drive

520 Chain

Engine Oil

0.66 L (0.70 US qt) Periodic Gearbox Oil Change (0.70 L Total Overhaul)

Spark Plug

NGK BR9EVX / BR9EG

Front Tire

80/100-21 51M

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Gen 2005–2025

Factory Platform Compatibility: All workshop fluid capacities, maintenance milestones, torque specifications, and consumables on this specification sheet are factory-identical across model years 2005 through 2025.

SPECS-TO-CART BUNDLESFactory Direct-Fit Maintenance Bundles Available

1-Click verified Motul engine oil service kits, race filters, spark plugs, and brake fluid pre-measured for this 2025 Yamaha YZ125.

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Select Model Year:(Active: 2025)
21 Production Years (2005–2025)

2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Suggested Items4 Verified Workshop Consumables Available for this Job

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Official NHTSA Safety Recalls & Technical Bulletins

0 Open Campaigns (Clean)

U.S. Department of Transportation compliance database (Title 49 U.S.C. Chapter 301).

Verify VIN on NHTSA.gov

No Active Federal Safety Recalls Reported

The U.S. DOT National Highway Traffic Safety Administration (NHTSA) records zero open safety recall campaigns for the 2025 Yamaha YZ125 platform. Always check your individual 17-digit VIN at an authorized dealership or via NHTSA.gov for individual recall completions.