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2009 Honda CRF70F

2009 Honda CRF70F

Introduction

A low-maintenance 72cc air-cooled single-cylinder four-stroke engine and easy-shifting 3-speed semi-automatic transmission make the exciting CRF70F a great introduction to off-road motorcycling. Control is sharp and confident with an easy-handling front fork and Monoshock rear suspension. Downsized grips and a low seat ensure a perfect fit for any rider, while racy looks and graphics leave no doubt that this mini-champion is on its way to a higher league.

Key Features

  • Low-emissions engine design meets the toughest off-road emissions standards
  • Keyed ignition switch provides added security
  • Race-style seat shape accommodates a broad range of rider sizes
  • Small and lightweight feel combines with low seat height to inspire confidence in younger riders
  • Tough and durable plastic body parts
  • Motocross-style handlebar with crossbar
  • Folding, ridged footpegs offer secure footing even in muddy conditions
  • Silver-painted frame and footpegs
  • Front suspension features dual-rate springs for improved rider comfort and bump absorption
  • Chromed, steel-spoke wheels combine with Honda Racing styling and graphics to project the aggressive look of the bigger CRFs

Engine

  • Fuel-efficient SOHC 72cm3 4-stroke engine offers easy-to-use power and a high level of dependability
  • 13mm piston-valve carburettor offers excellent rideability and high fuel-mileage
  • Closed crankcase vent system safeguards against engine oil contamination
  • Automatic camchain tensioner
  • Maintenance-free Capacitor Discharge Ignition (CDI)
  • Quiet exhaust silencer equipped with effective spark arrester
  • Tough and durable #420 drive chain
  • Constant-mesh 3-speed transmission with automatic clutch for easy takeoffs and shifting

Chassis

  • Lightweight and rigid backbone frame configuration
  • Smooth-action 27mm front fork provides 81mm of suspension travel for confident control over rugged trails
  • Triangulated swingarm with single shock is tough and compliant, and offers 89mm of rear wheel travel
  • Compact and lightweight front and rear leading/trailing shoe drum brakes for confident control
  • Rugged knobbly tyres offer excellent grip and long life

Colour

  • Extreme Red (with white number plate and sidecovers)

Availability & Model Changes For 2009

  • Availability: Now
  • Changes for 2009: No changes

Technical Specification

Engine

  • Type - Air-cooled 4-stroke 2-valve SOHC single
  • Displacement - 72 cm3
  • Bore x Stroke - 47 x 41.4mm
  • Compression Ratio - 9 : 1
  • Max. Power Output - 3.6kW/8,000min-1 (95/1/EC)
  • Max. Torque - 5Nm/3,500min-1 (95/1/EC)

Fuel System

  • Carburetion - 13mm piston-valve carburettor
  • Fuel Tank Capacity - 4.9 litres (including 1.1-litre reserve)

Electrical System

  • Ignition System - Capacitor Discharge (CDI)
  • Starter - Primary kick

Drivechain

  • Transmission - 3-speed with automatic clutch
  • Primary Reduction - 3.722 (67/17)
  • Gear Ratios - 1; 3.272 (36/15), 2; 1.666 (25/15), 3; 1.190 (25/21)
  • Final Reduction - 2.400 (36/15)
  • Final Drive - #420 roller chain

Frame

  • Type - Mono-Backbone; steel tube

Chassis

  • Dimensions (LxWxH) - 1,569 x 694 x 885mm
  • Wheelbase - 1,067mm
  • Caster Angle - 27.03° 10'
  • Trail - 61.5mm
  • Seat Height - 662.9mm
  • Ground Clearance - 178mm
  • Kerb Weight - 63kg

Suspension

  • Type - Front; 27mm leading-axle telescopic fork, 81.3mm axle travel
  • Rear; Monoshock with cantilever-type swingarm, 88.9mm axle travel

Wheels

  • Type - Front; Steel rim/wire spoke
  • Rear; Steel rim/wire spoke
  • Rim Size - Front; 14 x 1.40
  • Rear; 12 x 1.60
  • Tyre Size - Front; 2.50–14 4PR
  • Rear; 3.00–12 4PR

Brakes

  • Type - Front; 95mm leading/trailing drum
  • Rear; 95mm leading/trailing drum

All specifications are provisional and subject to change without notice.