CH Racing CH 511 Racing Big Wheels - 2009 Specifications and Reviews
The 2009 CH Racing CH 511 Racing Big Wheels is a lightweight 50cc minibike designed for young riders and beginners seeking an affordable entry into motorcycle racing and off-road riding. Powered by a simple air-cooled single-cylinder engine with 8 horsepower, it delivers nimble handling and easy maintenance through its kickstart ignition system. Known for its approachable performance and compact dimensions, this machine is best suited for novice competitors and casual recreational riding on closed courses.
2009
Engine and Transmission Specifications | |
| Cooling system | Air |
| Starter | Kick |
| Fuel system | Carburettor. DELL´ORTO PHBG 14 MS |
| Power | 8.00 |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 49.70 ccm (3.03 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1,100 mm (43.3 inches) |
| Ground clearance | 280 mm (11.0 inches) |
| Overall width | 630 mm (24.8 inches) |
| Overall length | 1,500 mm (59.1 inches) |
| Overall height | 940 mm (37.0 inches) |
| Seat height | 735 mm (28.9 inches) If adjustable, lowest setting. |
| Dry weight | 40.0 kg (88.2 pounds) |
CH Racing CH 511 Racing Big Wheels dimensions and frame | |
| Rear brakes | Expanding brake (drum brake) |
| Front brakes diameter | 175 mm (6.9 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 3.00-12 |
| Front tyre dimensions | 2.50-14 |
| Rear suspension | Single shock absorber |
| Front suspension | Telescopic fork |
| Frame type | Steel |
| | |
Speed and acceleration | |
| Power/weight ratio | 0.2000 HP/kg |
| Category | Minibike, cross |
| Year | 2009 |
| Model | CH Racing CH 511 Racing Big Wheels |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Fuel capacity | 2.80 litres (0.74 gallons) |
Performance Profile & Rider Fit
8 hp
Peak Power
Best For
Track45%
City15%
Cornering60%
Daily Riding10%
Touring5%
Passenger5%
Rider Profile
| Best For | This is a minibike best suited to young or novice riders, or experienced riders using it purely for pit-bike style fun. |
| Purpose | Built as a small-wheeled minibike/cross machine for casual off-road play, pit lane use, and learning throttle and brake control. |
| Rider Fit | Its tiny 735mm seat height and 40kg dry weight make it extremely easy to handle for smaller or lighter riders, including kids and teens. |
| Character | A lightweight, low-powered two-stroke automatic that prioritizes fun, simplicity, and flickable handling over outright performance. |
| Not Ideal For | It is not suitable for adult daily commuting, highway travel, touring, or any rider expecting real speed or long-distance comfort. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
Rider Reviews
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