14 August. Friday 2026
Kawasaki KLX140 Monster Energy - 2009 Specifications and Reviews
The 2009 Kawasaki KLX140 Monster Energy is a lightweight 144cc enduro bike designed for young riders and beginners seeking affordable off-road adventure. Its simple air-cooled single-cylinder engine and forgiving five-speed manual transmission deliver reliable, approachable performance on trails and dirt terrain. Known for durability and ease of maintenance, this model excels as an entry-level dirt bike for learning fundamental riding skills.
2009
General information | |
| Category | Enduro / offroad |
| Year | 2009 |
| Model | Kawasaki KLX140 Monster Energy |
| | |
Engine and Transmission Specifications | |
| Gearbox | 5-speed |
| Cooling system | Air |
| Starter | Electric & kick |
| Ignition | CDI |
| Fuel control | SOHC |
| Valves per cylinder | 4 |
| Fuel system | Carburettor. Keihin PB20 |
| Bore x stroke | 58.0 x 54.4 mm (2.3 x 2.1 inches) |
| Compression | 9.5:1 |
| Stroke | 4 |
| Engine type | Single cylinder |
| Capacity: | 144.00 ccm (8.79 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1,260 mm (49.6 inches) |
| Ground clearance | 236 mm (9.3 inches) |
| Overall length | 1,821 mm (71.7 inches) |
| Overall height | 1,049 mm (41.3 inches) |
| Seat height | 780 mm (30.7 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 93.0 kg (205.0 pounds) |
Kawasaki KLX140 Monster Energy dimensions and frame | |
| Rear brakes diameter | 240 mm (9.4 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 220 mm (8.7 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 90/90-14 |
| Front tyre dimensions | 70/80-17 |
| Rear suspension | UNI-TRAK® linkage system and single shock with 5-way preload adjustability / 7.1 in. |
| Front suspension | 33mm telescopic fork / 7.1 in. |
| Frame type | High-Tensile steel, box-section perimeter |
| | |
Speed and acceleration | |
| Color options | Ebony |
| Fuel capacity | 5.67 litres (1.50 gallons) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
Best For
Track10%
City25%
Cornering40%
Daily Riding20%
Touring5%
Passenger5%
Rider Profile
| Best For | This is a beginner-friendly mini off-road bike best suited to young or novice riders, not experienced adults seeking performance. |
| Purpose | Designed as a small-displacement trail and recreational off-road bike for light dirt riding rather than speed or highway use. |
| Rider Fit | Its low seat height and very light weight make it easy to handle for smaller or younger riders, but it will feel cramped for tall adults. |
| Character | A friendly, low-intimidation trail bike that rewards playful, low-speed off-road exploration over aggressive riding. |
| Not Ideal For | Not suitable for highway travel, long-distance touring, carrying a passenger, or riders seeking real speed or power. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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