Honda FMX 650 - 2006 Specifications and Reviews

The 2006 Honda FMX 650 is a lightweight enduro motorcycle designed for adventure-focused riders seeking versatility on and off-road. Its air-cooled 644cc single-cylinder engine delivers modest but reliable power, while the compact frame and manageable weight make it ideal for exploratory touring and technical terrain. Known for durability and user-friendly handling, the FMX suits intermediate riders prioritizing practical performance over raw power.

2006
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General information

CategoryEnduro / offroad
Year2006
ModelHonda FMX 650
 
 

Engine and Transmission Specifications

ClutchWet, multiplate with coil springs
Transmission typefinal driveChain
Gearbox5-speed
Cooling systemAir
IgnitionFully transistorised electronic
Fuel controlSOHC
Fuel systemCarburettor
Bore x stroke100.0 x 82.0 mm (3.9 x 3.2 inches)
Compression8.3:1
Torque52.30
Power37.14
Stroke4
Engine typeSingle cylinder
Capacity:644.00 ccm (39.30 cubic inches)

Physical measures and capacities

Wheelbase1,490 mm (58.7 inches)
Ground clearance216 mm (8.5 inches)
Seat height875 mm (34.4 inches) If adjustable, lowest setting.
Dry weight163.0 kg (359.4 pounds)

Honda FMX 650 dimensions and frame

Rear brakesExpanding brake (drum brake)
Front brakesSingle disc
Trail97 mm (3.8 inches)
 
 

Speed and acceleration

Power/weight ratio0.2279 HP/kg

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity11.00 litres (2.91 gallons)

Performance Profile & Rider Fit

37 hp
Peak Power
6.5s
0-60 mph

Best For

Track35%
City65%
Cornering70%
Daily Riding55%
Touring35%
Passenger30%

Rider Profile

Best ForSuited to riders with at least some prior motorcycle experience, given the tall seat height and supermoto-style handling.
PurposeA street-biased supermoto built for punchy, playful riding through urban streets and twisty backroads with occasional light off-road use.
Rider FitThe tall 875mm seat height and lightweight 163kg dry chassis demand decent leg reach and favor taller or more confident riders.
CharacterNimble, single-cylinder torquey character that rewards aggressive, flickable riding rather than outright top-speed pursuits.
Not Ideal ForNot ideal for riders seeking long-distance touring comfort, high-speed stability, or a low, easy-reach seat height.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2006 Honda FMX 650 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 875mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with tip-toe one foot on the 2006 Honda FMX 650, with a cramped knee angle of around 75 degrees and a slightly forward riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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