16 May. Saturday 2026
TM Racing SMM 125 - 2012 Specifications and Reviews
The 2012 TM Racing SMM 125 is a lightweight super motard designed for young riders and beginners seeking an agile, nimble machine. Powered by a responsive 123cc two-stroke engine with advanced features like V-Force reed valves and selectable ignition maps, it excels in tight urban environments and dirt-to-tarmac versatility. Known for its excellent handling characteristics and low seat height, the SMM 125 is best suited for riders developing their skills across mixed terrain.
2012
General information | |
| Category | Super motard |
| Year | 2012 |
| Model | TM Racing SMM 125 |
Engine and Transmission Specifications | |
| Driveline | Primary drive: Straight – tooth gear. |
| Clutch | Multiple-disk in oil bath with hydraulic control |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | 3.5% mixture |
| Ignition | Kokusan CDI Electronic with variable advance with two selectable maps |
| Fuel system | Carburettor. K |
| Bore x stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Power | 7.38 |
| Engine details | V-Force Reed intake valve |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 123.50 ccm (7.54 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Blue rims |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc. Wave disk. Nissin pump and caliper |
| Front brakes diameter | 320 mm (12.6 inches) |
| Front brakes | Single disc. Brenbo radial pump and caliper |
| Rear tyre dimensions | 150/60-ZR17 |
| Front tyre dimensions | 110/70-ZR17 |
| Rear suspension | Sachs Boge (optional Ohlins TM ) |
| Front suspension | Marzocchi USD 50 mm |
| Frame type | Perimetral aluminium |
Physical measures and capacities | |
| Fuel capacity | 8.70 litres (2.30 gallons) |
| | |
Other specs | |
| Comments | 4W/2WD. Automatic Transmission with Hi/Lo Range and Reverse. Slip Limited Front Differential. DC 12V 10A 120W electric outlet. Made in Taiwan. |
| Wheelbase | 1,280 mm (50.4 inches) |
| Overall width | 1,250 mm (49.2 inches) |
| Overall length | 2,030 mm (79.9 inches) |
| Overall height | 1,300 mm (51.2 inches) |
| Seat height | 920 mm (36.2 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0541 HP/kg |
| Dry weight | 364.0 kg (802.5 pounds) |
| Rear tyre | 25/10-12 |
| Front tyre | 25/8-12 |
| Rear Suspension | Double AArm |
| Front Suspension | Double AArm |
| Fuel control | Single Overhead Cams (SOHC) |
| Bore x Stroke | 92.0 x 76.5 mm (3.6 x 3.0 inches) |
| Compression | 9.9:1 |
| Torque | 27.50 Nm (2.8 kgf-m or 20.3 ft.lbs) @ 3500 Revolutions">RPM |
| Capacity: | 503.00 ccm (30.69 cubic inches) |
| Color options | Black/white |
| Starter | Kick |
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