Genuine Detailed Manual for your 2009 Yamaha YFM90RY, Raptor 90, 2009 edition

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Document Details

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Document Number / Seller:
26953 / Harold Martinez
File Size:
66.30 MB
File Type:
PDF
Language:
English
Pages:
228
Printable:
Yes
Category:
ATV
Last updated / verified
Sep 27, 2025

Models Covered & Key Technical Specifications

Raptor 90, YFM90RY / Yamaha Motor Corp., Ltd

Production year(s): 2009

Professional Workshop Service Manual & Technical Specifications

System Reference Overview – 2009 Yamaha Raptor 90 ATV Service Manual

This manual delivers structured system reference content for the 2009 Yamaha Raptor 90 (YFM90RY) ATV, presenting technical details, subsystem coverage and component groupings. It is tailored to help users confirm coverage and relevance without offering procedural or step-by-step repair instructions.

Core Reference and Baseline Data

The opening section establishes essential reference information, including model identifiers, baseline specifications and dimension data that provide context for the subsequent system domains.

Engine and Powertrain Domains

Engine mechanical architecture, ignition and fuel delivery subsystem groupings are presented to show how the powerplant integrates with the overall vehicle structure. Cooling components and lubrication system references are included to support system orientation.

Chassis and Suspension Systems

Front and rear suspension assemblies, frame mounts and wheel components are documented as integrated structural domains that define dynamic behavior and support.

Brake and Control Systems

Brake assemblies, including hydraulic components and control linkages, are grouped to illustrate system relationships relevant to stopping and control.

Electrical Layout and Instrumentation

Battery, starting/charging system groupings, lighting circuits and instrument panel components form a concise electrical architecture reference.

Carburetion and Intake Assemblies

Carburetor and intake subsystem groupings are presented as part of the broader engine system reference, helping depict how fuel and air are metered and delivered.

ATV Body and Structural Elements

Body panels, fenders, guards and handlebar assemblies are organized by functional zones to reflect vehicle composition and external structure.

Applicability – Model and Year

  • Yamaha Raptor 90 (model YFM90RY)
  • Production year: 2009

Document Format & Access

  • Printable PDF technical documentation
  • English language content
  • Available as an instant digital download

When This Manual Fits

Choose this manual if you need structured reference data, subsystem breakdowns and system architecture for the 2009 Yamaha Raptor 90 ATV, with emphasis on component groupings and specification context rather than task-based repair procedures.

FAQ

Which technical specifications are included for the Yamaha YFM90RY engine? keyboard_arrow_down

88.0 cc (5.37 cubic inches) is the exact displacement for the single-cylinder four-stroke engine, featuring a compression ratio of 10.2:1 and SOHC configuration for the 2009 model year.

Determine the specific cylinder dimensions for the Raptor 90 powerplant? keyboard_arrow_down

47.0 x 51.0 mm (1.9 x 2.0 inches) represents the bore and stroke measurements required for accurate internal component replacement and technical verification within this Workshop Repair Guide.

Identify the ignition system type used in the 2009 Yamaha YFM90RY? keyboard_arrow_down

DC-CDI is the integrated ignition architecture detailed in the electrical section, providing the necessary spark timing and diagnostic data for troubleshooting the Raptor 90 series.

How many pages of technical data are included in this Master Service Data? keyboard_arrow_down

228 pages comprise this comprehensive PDF document, ensuring all subsystems including the chassis, carburetion, and electrical arrays are fully documented for professional maintenance.

Verify the compression ratio and cooling method for the Raptor 90 engine? keyboard_arrow_down

10.2:1 compression and an air-cooled thermal management system are the primary specs provided to maintain engine longevity and performance standards during production year 2009.

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The service manual for the 2009 Yamaha Raptor 90 is incredibly detailed and user-friendly. I was able to download it quickly, and the support team responded to my queries in no time. Highly recommend for any ATV owner!