2010 Civic Si Coupe Specifications
| Body/Suspension/Chassis | |
| Si | |
| Unit-Body Construction | Standard |
| MacPherson Strut Front Suspension | Standard |
| Multi-Link Rear Suspension | Standard |
| Stabilizer Bar (mm, front/rear) | 28.0 (solid) / 17.0 |
| Electric Power-Assisted Rack-and-Pinion Steering (EPS) | Standard |
| Steering Wheel Turns, Lock-to-Lock | 2.65 |
| Steering Ratio | 13.62 |
| Turning Diameter, Curb-to-Curb (ft) | 35.6 |
| Power-Assisted Ventilated Front Disc/Solid Rear Disc Brakes | 11.8 / 10.2 |
| Wheels | 17" Alloys |
| All-Season Tires | P215 / 45 R17 87V |
| Michelin® Pilot® Exalto® PE2™ Summer Tires (available)[1] | 215 / 45 ZR17 91W |
| Compact Spare Tire | Standard |
| Exterior Measurements | |
| Si | |
| Wheelbase (in) | 104.3 |
| Length (in) | 175.5 |
| Height (in) | 55.0 |
| Width (in) | 68.9 |
| Track (in, front/rear) | 59.0 / 60.1 |
| Curb Weight (lbs, MT/AT) | 2895 / NA |
| Weight Distribution (%, front/rear, MT) | 61 / 39 |
| Interior Measurements | |
| Si | |
| Headroom (in, front/rear) | 37.8 / 34.7 |
| Legroom (in, front/rear) | 42.6 / 30.3 |
| Shoulder Room (in, front/rear) | 53.9 / 52.1 |
| Hiproom (in, front/rear) | 53.0 / 49.2 |
| Cargo Volume (cu ft) | 11.5 |
| Passenger Volume (cu ft) | 83.0 |
| Seating Capacity | 5 |
[1] Michelin®, Pilot® and Exalto® are registered trademarks of Michelin North America, Inc.
