Metisse Hammer MK3 - 2021 Specifications and Reviews
The 2021 Metisse Hammer Mk3 is a classic British-styled middleweight powered by a 649cc Triumph twin-cylinder engine producing 47 horsepower. Built around a hand-brazed chrome moly frame with period-correct Ceriani forks, it appeals to riders seeking authentic vintage styling and authentic engineering. Known for its craftsmanship and classic aesthetic, the Hammer Mk3 suits enthusiasts who prioritize character and heritage over modern performance.
2021
General information | |
| Category | Classic |
| Year | 2021 |
| Model | Metisse Hammer Mk3 |
| | |
Engine and Transmission Specifications | |
| Exhaust system | Twin up-swept chrome pipes with bandaged heat shields |
| Transmission type | Chain (final drive) |
| Gearbox | 4-speed |
| Fuel system | Carburettor. Amal type R930/23 |
| Bore x Stroke | 71.0 x 82.0 mm (2.8 x 3.2 inches) |
| Compression | 9.0:1 |
| Power | 47.0 Horsepower">HP (34.3 Kilowatt">kW)) @ 6700 Revolutions">RPM |
| Engine details | Triumph TR6 engine |
| Engine type | Twin, four-stroke |
| Capacity: | 649.0 ccm (39.60 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Seat | Dual seat option. |
| Wheels | Wire-spoke wheels, Mitas tyres. |
| Rear brakes | Expanding brake (drum brake). BSA drum |
| Diameter | 178 mm (7.0 inches) |
| Front brakes | Expanding brake (drum brake). Triumph drum |
| Rear tire | 4.50-18 |
| Front tire | 2.75-21 |
| Rear wheel travel | 100 mm (3.9 inches) |
| Rear Suspension | Twin Girling reproduction dampers and springs |
| Front wheel travel | 190 mm (7.5 inches) |
| Front Suspension | 35mm Ceriani forks with Ceriani yokes |
| Frame type | Brazed 4130 chrome moly tubular frame nickel plated |
Physical measures and capacities | |
| Fuel capacity | 8.00 litres (2.11 US gallons) |
| Wheelbase | 1450 mm (57.1 inches) |
| Overall width | 900 mm (35.4 inches) |
| Overall length | 2000 mm (78.7 inches) |
| Overall height | 1150 mm (45.3 inches) |
| Power/weight ratio | 0.3481 HP/kg |
| Dry weight | 135.0 kg (297.6 pounds) |
Other specs | |
| Comments | British made bike. |
| Color options | Battleship grey |
Rider Reviews
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