(1911 model)
| Marque (make) | Buick | Issued from | 1911 |
|---|---|---|---|
| Model | Model 21 | Issued until | |
| Serie | Model 2x-4x | Number made | |
| Model family | Body construction | ||
| Model code | Body designation | ||
| Manufacturer | Buick | Country | US |
| Base platform | Number of doors | ||
|---|---|---|---|
| Bodywork type | roadster | Number of seats | 2 |
| Bodywork designer | Cargo capacity (volume) | ||
| Max. cargo capacity (volume) |
| Length | Ground clearance | ||
|---|---|---|---|
| Width | Length/wheelbase ratio | ||
| Height | Total (curb) weight | ||
| Wheelbase | 2794 mm / 110.0 in / 110.0 in | Dry weight | |
| Track front | 1422 mm / 56.0 in / 56.0 in | Weight distribution (front) | |
| Track rear | 1422 mm / 56.0 in / 56.0 in | Fuel capacity | 57 l / 12.5 UK gal / 15.0 US gal |
| Drag coefficient | Frontal Area | ||
|---|---|---|---|
| Cx |
| Engine Code | Total number of cylinders | 4 | |
|---|---|---|---|
| Engine Type | straight (inline) | Total number of valves | 8 |
| Engine Manufacturer | Buick | Valves per cylinder | 2 |
| Engine construction | cast iron block | Bore | 108.0 mm / 4.25 in / 4.25 in |
| Fuel | petrol (gasoline) | Stroke | 114.3 mm / 4.50 in / 4.50 in |
| Fuel supply | Bore/Stroke ratio | 0.94 | |
| Engine Main bearings | Engine displacement | 4188 cm3 / 255.6 cu in / 255.6 cu in | |
| Cam Design | side valves (flathead, L-block, L-head) | Unitary capacity | 1047.00 cm3/cylinder / 63.892 cu in/cylinder / 63.892 cu in/cylinder |
| Sump | Compression ratio | ||
| Aspiration | N | Max. output power | 29.1 kW / 39.6 hp / 39.6 hp at |
| Compressor type | N/A | Max. torque | at |
| Intercooler | none | Maximum rpm | |
| Coolant | W | Max. net output | 28.7 kW / 39.0 bhp / 39.0 bhp |
| Catalytic converter | N | Specific output | 9.3 kW/l / 0.207 bhp/cu in / 0.207 bhp/cu in |
| Specific torque |
| Transmission type | M | Number of gears | 3 |
|---|---|---|---|
| Wheel drive | rear wheel drive | Top gear (drive) ratio | 1 |
| Final gear (drive) ratio |
| Acceleration 0-50 mph (80 km/h) | Top (maximal) speed | ||
|---|---|---|---|
| Acceleration 0-60 mph (96 km/h) | Power-to-weight ratio | ||
| Acceleration 0-100 km/h | Fuel consumption, City (urban) | ||
| Acceleration 0-100 mph (160 km/h) | Fuel consumption, Road (extra-urban) | ||
| Acceleration 80-120 km/h (50-70 mph) in top | Fuel consumption, Mixed (combined) | ||
| 0-Quarter-mile time | Fuel consumption, Euro | ||
| 0-Kilometer time | CO2 emissions |
| Engine location | front | Engine alignment | longitudinal |
|---|---|---|---|
| Steering | worm & nut | ||
| Turns lock-to-lock | Turning circle | ||
| Suspension front | LA.SE. | Suspension rear | LA.3QE. |
| Wheels front | Wheels rear | ||
| Tyres front | 34 x 4 | Tyres rear | 34 x 4 |
| Brakes front | Brakes rear | ||
| Brake diameter front | Brake diameter rear | ||
| Braked area |
Technical specifications and performance data of Buick Model 21
