2009
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2009 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
Power-Assisted Rack-and-Pinion Steering Electric
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) 2899/NA
Weight Distribution (%, front/rear, MT) 61 / 39
Weight Distribution (%, front/rear, AT) NA
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.