2008-2012 Yamaha WR250FX Owner's Service Manual

Complete owner's service manual for the 2008-2012 Yamaha WR250FX. Covers operation, inspection, maintenance, and tuning. Publication LIT-11626-21-56.

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Yamaha Models Covered & Key Technical Specifications

Models: Yamaha WR250FX
Build Years: 2008–2012
Technical Data:

  • Engine: Liquid-cooled 4-stroke DOHC single cylinder, 249 cc
  • Transmission: Constant-mesh 5-speed
  • Clutch: Wet multi-disc
  • Engine Oil Capacity: 1.1 L (periodic change), 1.2 L (with filter), 1.4 L (total)
  • Coolant Capacity: 0.99 L
  • Spark Plug: NGK CR9E, 0.7–0.8 mm gap
  • Front Suspension: Telescopic fork, 300 mm travel
  • Rear Suspension: Swingarm (link-type monocross), 310 mm travel
  • Fuel Tank Capacity: 8.0 L (1.1 L reserve)
  • Tire Size: 80/100-21 (front), 100/100-18 (rear)
Technical Specifications
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Document Number / Seller:
26525 / Barbara King
File Size:
12.54 MB
File Type:
ZIP
Language:
English
Printable:
Yes
Category:
Bike
Last updated / verified
Jan 2, 2025

Yamaha Manual Features & Content Preview

2008–2012 Yamaha WR250FX Owner's Service Manual

  • Covers the 2008–2012 Yamaha WR250FX dirt bike, including general information, specifications, regular inspection, tuning, engine, chassis, and electrical systems
  • Official Yamaha publication P/N LIT-11626-21-56, first edition July 2007
  • Contains 47 torque-specification tables, 8 detailed cable-routing diagrams, and 12 lubrication-system diagrams
  • File delivered as a direct download the moment payment clears
  • Indexed PDF search covers every chapter and appendix
  • Stored against your account so you can retrieve it after a hard-drive loss
  • This 1st edition is the reference used for the 2008–2012 WR250FX series, documenting essential maintenance intervals for competition usage

Manual Content Summary

This Yamaha WR250FX manual provides owners with comprehensive technical information regarding maintenance, inspection, and routine adjustments. Chapters are logically segmented into general identification, detailed performance specifications, and specialized tuning parameters for both engine and chassis components. The text details the service procedures for the liquid-cooled DOHC engine, cooling systems, electrical circuits, and drivetrain components, ensuring correct adherence to factory standards for competition or leisure riding.

Specification Highlights

Technical depth is provided through comprehensive tables covering tight tolerances and fluid requirements. Engine assembly specifications include piston-to-cylinder clearance tolerances of 0.030–0.055 mm. The manual documents the engine oil capacity for periodic changes at 1.1 liters. Clutch plate thickness is specified at 1.1–1.3 mm. Intake valve clearance is set at 0.10–0.15 mm, while exhaust valves are specified at 0.17–0.22 mm. The kickstarter engagement torque is defined as 33 Nm. Silencer clamp security is maintained at 16 Nm, and the air filter case cover is secured at 10 Nm. Reference only — always consult a certified technician before performing service on this equipment.

An official 100-page Yamaha OEM workshop manual covering the 2008–2012 WR250FX, documenting engine, chassis, electrical, and carburetor specifications for the 5UM-series build.

Manual FAQ, Purchase & Download Details

Is there information available to identify individual components through exploded diagrams and parts illustrations? keyboard_arrow_down

Document includes comprehensive exploded diagrams for major assemblies to help clarify the relationship between parts. These illustrations are complemented by job instruction charts that detail the order and description of components.

Can I determine the edition date of this specific technical document? keyboard_arrow_down

Publication is identified as the 1st Edition, dated July 2007.

Does the manual contain data regarding specification tables, tightening sequences, or clearance references? keyboard_arrow_down

Specifications chapters contain structured tables detailing maintenance values, fluid capacities, and torque references. These sections provide a centralized location for technical data such as piston-to-cylinder tolerances and clutch plate thickness ranges. The document also lists specific torque values for various fasteners and mounting points throughout the machine.

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