KTM 640 Adventure - 2007 Specifications and Reviews

The 2007 KTM 640 Adventure is a single-cylinder adventure bike designed for riders seeking versatile on and off-road capability. Its carbureted 625cc four-stroke engine delivers strong low-end torque ideal for trail riding and light touring. Known for reliability and simplicity, this enduro machine excels in mixed terrain where durability and ease of maintenance matter most.

2007
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General information

CategoryEnduro / offroad
Year2007
ModelKTM 640 Adventure

Engine and Transmission Specifications

Exhaust systemPremium steel HGS 4
ClutchWet multi-disc clutch, operated hydraulically
Transmission type,final driveChain
Gearbox5-speed
Cooling systemLiquid
Lubrication systemPressure lubrication with 2 Eaton pumps
IgnitionKokusan digital DC-CDI
Fuel controlOHC
Fuel systemCarburettor. Mikuni BST 40
Valves per cylinder4
Bore x stroke101.0 x 78.0 mm (4.0 x 3.1 inches)
Compression11.7:1
Torque55.00 Nm (5.6 kgf-m or 40.6 ft.lbs) @ 5500
Power53.64
Engine typeSingle cylinder, four-stroke
Capacity:625.00 ccm (38.14 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesDouble disc
Rear tyre dimensions140/80-18
Front tyre dimensions90/90-21
Rear suspension travel185 mm (7.3 inches)
Rear suspensionWP monoshock
Front suspension travel115 mm (4.5 inches)
Front suspensionWP USD, 48 mm
Trail124 mm (4.9 inches)
Rake (fork angle)27.5°
Frame typeChromium-molybdenum, powder-coated
 
 

Physical measures and capacities

Fuel capacity25.50 litres (6.74 gallons)
Wheelbase1,510 mm (59.4 inches)
Ground clearance315 mm (12.4 inches)
Seat height945 mm (37.2 inches) If adjustable, lowest setting.
Power/weight ratio0.3395 HP/kg
Dry weight158.0 kg (348.3 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
StarterElectric & kick

Performance Profile & Rider Fit

53.6 hp
Peak Power
5.5s
0-60 mph

Best For

Track25%
City45%
Cornering65%
Daily Riding50%
Touring65%
Passenger30%

Rider Profile

Best ForBest suited to intermediate to experienced riders comfortable with a tall, lightweight big-single that rewards active riding.
PurposeA rugged, big-bore enduro built for long-distance off-road adventure, desert rallies, and mixed-terrain touring rather than outright speed.
Rider FitThe tall 945mm seat height and 158kg dry weight demand decent rider height, fitness, and confidence balancing the bike standing up off-road.
CharacterA torquey, no-nonsense thumper with rally-bred DNA, favoring simplicity, durability, and long-travel suspension over refinement or outright power.
Not Ideal ForNot ideal for shorter riders, pure pavement commuters wanting plush comfort, or anyone seeking sportbike acceleration and top speed.

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

Rider Fit Visualizer

2007 KTM 640 Adventure Rider Ergonomics Assessment

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

Feet:

At 945mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2007 KTM 640 Adventure, with a cramped knee angle of around 85 degrees and an upright 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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