Kawasaki KLX140 / KLX140L Motorcycle Service Manual

Covers KLX140, KLX140L models with detailed procedures for all systems and components, including engine, chassis, and electrical. Ref: 99969-1040

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Document Details

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Document Number / Seller:
29673 / George Garcia
File Size:
5.83 MB
File Type:
PDF
Language:
English
Pages:
332
Printable:
Yes
Category:
Motorcycle
Last updated / verified
Oct 28, 2025

Models Covered & Key Technical Specifications

Kawasaki KLX140 / KLX140L (Part Number N/A) - 2008-2014 Engine Specifications | Motorcycle Off-Road.

  • Nominal Engine Displacement: 144 cm³ (8.79 cu in.)
  • Principal Cooling System: Air-cooled
  • Rated Horsepower: Year(s) not specified
  • Technical Transmission Type: 5-speed
  • Standard Carburetion System: Carburetor, KEIHIN PB20
  • Defined Ignition System: DC-CDI

Professional Workshop Service Manual & Technical Specifications

OEM-Grade Engineering Field Manual: Motorcycle Kawasaki KLX140, KLX140L 2008-2014 - Precision Service & Repair Guide Information-Suite

Coverage-Scope: 2008-2014 Kawasaki KLX140/KLX140L | Machine-Range: Motorcycle / Off-Road | Unit-Designations: All Models

Technical Specs Overview

Performance-Element Baseline Context
Engine Type Single Cylinder SOHC Standard Operation
Transmission 5-speed Gear Ratios
Front Suspension Telescopic Fork Wheel Travel
Rear Suspension Uni-Trak Wheel Travel
Front Brake Single Disc Effective Disc Diameter
Rear Brake Single Disc Effective Disc Diameter

Maintenance information covers all aspects of the KLX140 and KLX140L models from 2008 to 2014. This manual offers methodical guidance for disassembly, inspection, maintenance, and repair procedures. Key systems documented include the engine's top end, clutch, fuel system, lubrication, transmission, brakes, wheels/tires, and electrical systems. The manual also details procedures for engine removal and installation, and final drive maintenance.

Engine Specifications

This document specifies engine type as a 4-stroke, single-cylinder SOHC, air-cooled design. It details critical measurements like bore and stroke (58.0 x 54.4 mm), displacement (144 cm³), and compression ratio (9.5:1). Included are specifications for carburetion, ignition timing, spark plug type (NGK CR7HSA), and valve timing for both intake and exhaust.

Drivetrain and Chassis Systems

Detailed information is provided for the transmission, including gear ratios for all five speeds and the final drive system's reduction ratio. The frame specifications outline steering angle, caster, and trail measurements. Specifics on wheels and tires cover rim sizes, tire dimensions, and recommended air pressure. Brake system documentation details caliper and master cylinder procedures.

Periodic Maintenance Procedures

The manual thoroughly documents periodic maintenance schedules and procedures. This includes regular checks for the engine, chassis, and electrical components, as well as fluid changes and component inspections. Specific procedures cover clutch adjustments, chain maintenance, brake fluid replacement, and fork oil changes to ensure optimal performance and longevity.

This manual documents torque specifications for engine and chassis components to ensure proper assembly stress control.

FAQ

Check the **standard** drive chain slack measurement. keyboard_arrow_down

35-41 mm (1.4-1.6 in.) is the standard specification for drive chain slack adjustment.

What does the **necessary** valve clearance adjustment procedure involve? keyboard_arrow_down

Adjusting valve clearance involves loosening the locknut and turning the adjusting screw to achieve the specified clearance.

Reference the **recommended** engine oil type and viscosity. keyboard_arrow_down

API SG, SH, SJ, SL or SM with JASO MA, MA1 or MA2 and SAE 10W-40 is the recommended engine oil for viscosity and type.

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Reviews (4)

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Rated 5 out of 5 stars
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This manual has everything you need to keep your bike in top shape. The download was seamless and the support team was very responsive!
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The troubleshooting sections are a lifesaver. I received the download link promptly, and their customer service was top-notch!
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The detailed diagrams make repairs easy to follow. I had a quick question and their email support was fantastic. Highly recommend!