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POWERTRAIN |
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Engine Type |
Turbocharged 2.3-liter, 16-valve, DOHC i-VTEC® inline 4-cylinder |
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Horsepower, SAE net |
240 hp at 6000 rpm |
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Torque, SAE net |
260 lb-ft at 4500 rpm |
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Redline |
6800 rpm |
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Bore and Stroke |
3.4 x 3.9 inches (86 x 99 mm) |
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Displacement |
141.6 cu in (2300 cc) |
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Compression Ratio |
8.8:1 |
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Maximum turbocharger boost |
13.5 psi (0.93 BAR) |
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Induction System |
Multi-Point Fuel Injection |
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Valvetrain |
4 valves per cylinder, DOHC, intelligentVariable Valve Timing and Lift Electronic Control (i-VTEC®) for intake valves |
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Engine Block |
Die-cast aluminum |
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Emissions Certification |
EPA TIER 2 - BIN 5 and CARB LEV II ULEV |
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Throttle |
Drive-By-Wire™ throttle system |
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| Ignition System | Direct ignition system with knock control | ||||
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Alternator |
12V-105AH |
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Battery |
12V-65AH |
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Recommended Fuel |
Premium Unleaded |
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Layout |
Transversely mounted, front-engine |
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Drivetrain |
Front Wheel Drive (RDX) |
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Transmission |
Sequential SportShift 5-speed automatic with racing-inspired paddle shifters and Grade Logic Control System |
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Transmission Gear Ratios (:1) |
RDX (2WD) |
RDX (SH-AWD™) |
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| CHASSIS | |||||
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Body Type |
All-steel unit body |
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Front Suspension |
Independent suspension with MacPherson struts and stabilizer bar |
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Rear Suspension |
Independent multi-link suspension with stabilizer bar |
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Shock Absorbers |
Gas-charged twin tube (front and rear) |
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Stabilizer Bars |
21 mm diameter, solid (front) |
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Steering Type |
Torque-sensing variable power-assisted, rack-and-pinion |
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Steering Ratio |
15.1:1 |
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Steering Wheel Turns (lock-to-lock) |
2.76 |
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Turning Circle (curb-to-curb) |
39.2 feet (11.9 meters) |
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Wheels |
18x7.5-inch 10-spoke aluminum wheels |
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Tires |
Michelin Pilot HX MXM4 P235/55R18 all-season |
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Braking System |
4-wheel Anti-lock Braking System (ABS) with Electronic Brake Distribution (EBD) and Brake Assist |
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Front Brakes |
11.7-inch (296 mm) diameter ventilated disc with dual-piston calipers |
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Rear Brakes |
12.0-inch (305 mm) diameter solid disc with single-piston calipers |
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Stability Control |
Vehicle Stability Assist™ (VSA®) with Traction Control System |
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CAPACITIES |
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Cooling System (total) |
2.4 gallons (9.1 liters) |
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Fuel tank |
18 gallons (68.0 liters) |
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Engine Oil |
Change with oil filter - 4.97 quarts (4.7 liters) |
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Total volume - 6.13 quarts (5.8 liters) |
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FUEL ECONOMY |
RDX (2WD) |
RDX (SH-AWD™) |
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EPA Fuel Mileage (city/highway/combined) |
19/24/21mpg* (2WD) |
17/22/19 mpg* (SH-AWD™) |
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*Based on 2011 EPA mileage estimates. Use for comparison purposes only. Do not compare to models before 2008. Your actual mileage will vary depending on how you drive and maintain your vehicle. |
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EXTERIOR DIMENSIONS |
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Wheelbase |
104.3 in |
(2650 mm) |
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Track, front |
61.9 in |
(1572 mm) |
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Track, rear |
62.6 in |
(1590 mm) |
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Overall Length |
182.5 in |
(4635 mm) |
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Overall Width |
73.6 in |
(1870 mm) |
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Overall Height |
65.2 in |
(1655 mm) |
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Ground Clearance |
6.3 in |
(159 mm) |
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Angle of Incidence |
Approach Angle - 28.0 degrees |
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WEIGHTS |
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Curb Weight |
RDX (2WD) RDX (2WD) w/ Tech Package RDX (SH-AWD™) RDX (SH-AWD™) w/ Tech Package |
3743 lbs (1698 kg) 3752 lbs (1702 kg) 3931 lbs (1783 kg) 3942 lbs (1788 kg) |
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Weight Distribution (% front/rear) |
RDX (2WD) RDX (2WD) w/ Tech Package RDX (SH-AWD™) RDX (SH-AWD™) w/ Tech Package |
59/41 59/41 57/43 57/43 |
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TOWING |
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Maximum Towing Capacity |
1500 lbs |
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INTERIOR DIMENSIONS |
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Front Seats |
Head Room |
38.7 in |
(982 mm) |
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Second Row Seats |
Head Room |
38.3 in |
(972 mm) |
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Interior Volumes |
EPA Passenger Volume Cargo area (rear seats up) Cargo area (rear seats down) |
101.4 cubic feet 27.8 cubic feet 60.6 cubic feet |
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WARRANTY |
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Vehicle |
4-year/ 50,000-mile limited warranty |
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Powertrain |
6-year / 70,000-mile limited warranty |
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Outer Body Rust-Through |
5-year / unlimited-mile limited warranty |
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