2001-2005 Honda TRX250EX Sport ATV Service Manual

Comprehensive service manual for the 2001-2005 Honda TRX250EX Sport ATV, covering all aspects of maintenance, repair, and troubleshooting. Features detailed diagrams and step-by-step instructions. Ref: 94951-MEN-A10

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Document Details

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Document Number / Seller:
24827 / Sarah Collins
File Size:
32.81 MB
File Type:
PDF
Language:
English
Pages:
306
Printable:
Yes
Category:
ATV
Last updated / verified
Oct 1, 2025

Models Covered & Key Technical Specifications

Honda TRX250EX (94951-MEN-A10) — 2001–2005

Precision Engineering Vault | TRX250EX Series Repository.

  • Nominal Voltage Specs: 12 V—8 Ah battery capacity is standardized to provide electrical power Architecture.
  • Principal Thermal Limits: Cylinder compression at 800 rpm defines the operational pressure range at 1,275 kPa (13.0 kgf/cm², 185 psi) Configuration.
  • Rated Throughput Data: For optimal displacement performance, 229.2 cm³ (14.0 cu-in) achieves the single-cylinder engine volume Benchmarks.
  • Technical Gross Dimensions: The overall length reaches 1,735 mm (68.3 in) standard measurement Range.
  • Standard Rotational Force: Primary gear reduction is set to 3.087 (71/23) transmission specification Sequences.
  • Defined Energy Draw: Fuel tank capacity at 10.2 liters (2.5 US gal, 2.24 Imp gal) represents the main reserve Baseline.

Professional Workshop Service Manual & Technical Specifications

Standard Shop Manual: ATV 2001-2005 Honda TRX250EX Sport ATV Service Manual Wiring-Compendium

Equipment-Series: Honda TRX250EX Sport ATV // Service-Level: Complete Repair Manual // Technical-Domain: Engine, Drivetrain, Electrical Systems. The repository is divided into sections covering engine, drivetrain, electrical systems, and maintenance procedures. Detailed removal and installation instructions are provided for all major components. Key systems such as the fuel system, lubrication system, and suspension are extensively documented.

Engine Systems

The engine overhaul and rebuild procedures are thoroughly documented. This includes cylinder, piston, and camshaft service, along with valve and cylinder head maintenance. Detailed specifications and torque values ensure accurate assembly.

Drivetrain and Transmission

Service information for the clutch, gears, and driveshaft is provided. This includes centrifugal clutch and change clutch procedures, as well as transmission disassembly and assembly.

Electrical and Fuel Systems

The manual details the electrical system, including charging, ignition, and lighting. Fuel system service covers carburetor removal, disassembly, and adjustment, crucial for optimal engine performance.

Suspension and Steering

Comprehensive guidance is offered for front and rear suspension, steering, and wheel/tire maintenance. This section includes procedures for hub bearing replacement and tie-rod assembly.

Specifications Overview: Component Value Logic
Engine Dry Weight 34.5 kg Standard operational weight
Fuel Tank Capacity 10.2 L Reserve fuel volume
Bore x Stroke 68.5 x 62.2 mm Engine displacement measurement
Compression Ratio 9.2:1 Combustion efficiency metric
Top Gear Ratio 0.913 Final drive efficiency factor
Tire Thread Depth 4.0 mm Minimum safety limit

Parts identification is covered for all major assemblies. Removal procedures are documented for engine, body panels, and suspension components. Factory specifications are documented for critical engine and chassis parts, ensuring proper function and longevity.

FAQ

What values are specified for the **calibrated** system architecture of the Honda TRX250EX? keyboard_arrow_down

12 V—8 Ah is the standardized battery capacity for electrical power Architecture.

Assess the **applicable** tool requirements for disassembling the clutch system. keyboard_arrow_down

A clutch holder (07HMB-HB70100 or 07923-HB3000B) is required for the centrifugal clutch drum lock nut removal.

What components require **exact** torque specifications during engine removal? keyboard_arrow_down

Engine mounting nuts (left lower/right lower) require 54 N·m (5.5 kgf·m, 40 lbf·ft) torque.

Confirm the **specific** calibration settings for the pilot screw. keyboard_arrow_down

The initial pilot screw opening is 1-7/8 turns out, with a high altitude setting of 1/8 turn in from the initial opening.

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Reviews (4)

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I found this manual to be extremely helpful. The illustrations are top-notch, and my download was quick and easy. Excellent service!
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The manual is comprehensive and straightforward. I had a few questions, and the support team was very professional and helpful. Overall, a great purchase!
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This manual covers everything you need to know. The download process was smooth, and customer support responded quickly to my questions. Great resource!
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The service manual is incredibly detailed and easy to follow. Downloading was a breeze, and I received my link almost instantly! Highly recommend for any DIY enthusiast!