AJP PR4 Extreme 240 - 2020 Specifications and Reviews

The 2020 AJP PR4 Extreme 240 is a lightweight dual-sport designed for adventure-seeking riders who value agility and off-road capability. Known for its nimble handling, generous ground clearance, and fully adjustable suspension, it excels both on-road and light off-road terrain. The electric starter and compact dimensions make it accessible for intermediate riders exploring varied riding conditions.

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General information

CategoryEnduro / offroad
Year2020
ModelAJP PR4 Extreme 240

Engine and Transmission Specifications

ClutchOil bath, multidisc
Transmission typeChain   (final drive)
Gearbox5-speed
Cooling systemOil & air
Fuel controlSingle Overhead Cams (SOHC)
Fuel systemCarburettor. 30 mm
Valves per Cylinder2
Bore x Stroke69.0 x 62.5 mm (2.7 x 2.5 inches)
Torque18.0 Nm (1.8 kgf-m or 13.3 ft.lbs) @ 7000 RPM
Power20.0 HP (14.6 kW) @ 8000 RPM
Engine typeSingle cylinder, four-stroke
Capacity:233.0 ccm (14.22 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakesSingle disc
Diameter270 mm (10.6 inches)
Front brakesSingle disc. 2-piston calipers
Rear tire120/80-18
Front tire90/90-21
Rear wheel travel300 mm (11.8 inches)
Rear SuspensionZF Sachs with res. fully adjustable
Front wheel travel300 mm (11.8 inches)
Front SuspensionZF Sachs Ø48mm fully adjustable
Frame typeComposite aluminum/steel, double spar frame.
 
 

Physical measures and capacities

Fuel capacity7.00 litres (1.85 US gallons)
Wheelbase1360 mm (53.5 inches)
Ground clearance365 mm (14.4 inches)
Seat height920 mm (36.2 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc116.0 kg (255.7 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
StarterElectric
Color optionsWhite/red/black

Performance Profile & Rider Fit

20 hp
Peak Power

Best For

Track15%
City30%
Cornering60%
Daily Riding25%
Touring20%
Passenger5%

Rider Profile

Best ForBest suited to intermediate or experienced off-road riders who understand how to manage a light, low-power, high-clearance enduro bike over technical terrain.
PurposeBuilt as a dedicated hardcore enduro machine for trails, technical single-track, and competition-style off-road riding rather than commuting or highway travel.
Rider FitThe tall 920 mm seat height and lightweight 116 kg chassis demand decent leg length and standing-riding confidence, though the low mass makes it manageable for smaller riders willing to learn.
CharacterA purist, minimalist off-road tool that rewards skillful throttle and body-position control rather than outright horsepower, favoring finesse over brute force.
Not Ideal ForNot a good fit for riders wanting a comfortable highway tourer, a passenger-friendly bike, or a machine with strong straight-line speed.

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

Rider Fit Visualizer

2020 AJP PR4 Extreme 240 Rider Ergonomics Assessment

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

Feet:

At 920mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2020 AJP PR4 Extreme 240, with a cramped knee angle of around 80 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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Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2020 AJP PR4 Extreme 240 motorcycle is an impressive off-road machine that boasts exceptional power and maneuverability. With its 240cc engine, this bike offers plenty of punch for tackling tough terrain. The lightweight design and nimble handling make it easy to maneuver through tight trails and challenging obstacles. The PR4 Extreme 240 also features high-quality suspension components that provide a smooth and controlled ride, even over rough terrain. Additionally, the bike's sleek and aggressive styling gives it a modern and attractive look. Overall, the 2020 AJP PR4 Extreme 240 motorcycle is a top-notch option for riders who are looking for a capable and versatile off-road bike. Its powerful engine, agile handling, and high-end suspension make it well-suited for tackling rough and challenging terrain. Additionally, the bike's stylish design adds to its appeal, making it a great choice for riders who want a bike that performs as well as it looks.
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