Karl Tyler Chevrolet: 2006 Impala Specifications

**Fuel Economy**
Engine	EPA Estimated MPG city/hwy.
3.5L V6 with Variable Valve Timing	21/31
3.9L V6 with Variable Valve Timing	19/27
5.3L small block V8 with Displacement on Demand (DOD) technology	18/28

**Dimensions**
Exterior (inches/millimeters)
Wheelbase	110.5/2,807
Length	200.4/5,090
Width	72.9/1,852
Height	58.7/1,491
Tread width – front	62.4/1,585
Tread width – rear	61.5/1,562

Interior (inches/millimeters)
Headroom – front	39.4/1,001
Headroom – rear	37.8/961
Legroom – front	42.3/1,076
Legroom – rear	37.6/954
Shoulder room – front	58.7/1,490
Shoulder room – rear	58.6/1,488
Hip room – front	56.4/1,432
Hip room – rear	57.2/1,452
Passenger volume (cu. ft./liters)	104.5/2,959
Cargo volume (cu. ft./liters)¹	18.6/527
Interior volume, index (cu. ft./liters)	123.1/3,486

Cargo and load capacity limited by weight and distribution.

**Capacities**
Curb weights, estimated (lbs./kg)

Seating	Six passengers with split-bench front seat; five with front buckets
Fuel tank capacity, approx. (gal./liters)	17/64
Impala LS	3,674/1,666
Impala LT	3,674/1,666
Impala LTZ	3,729/1,691
Impala SS	3,790/1,719

NOTE: Additional equipment required. Maximum trailer weight ratings are calculated assuming a base vehicle, except for any option(s) necessary to achieve the rating, plus driver. The weight of other optional equipment, passengers, and cargo will reduce the maximum trailer weight your vehicle can tow. See your Chevy dealer for additional details.

**Trailering**

Trailer classification	Light
Gross trailer weight, up to (lbs./kg)	1,000/454
Maximum tongue weight (lbs./kg)	100/46

**Braking**
Front brakes
	U.S. Standard	Metric
Rotor size (dia. x thick.)	vented disc with dual-piston calipers 11.93 in. x 1.18 in.	vented disc with dual-piston calipers 303mm x 30mm
Total swept area	303.0 sq. in.	1,955.0 sq. cm
Rear brakes
Rotor size (dia. x thick.)	solid disc with single-piston calipers 10.94 in. x .43 in.	solid disc with single-piston calipers \|278mm x 11 mm
Total swept area	276.0 sq. in.	1,781.0 sq. cm

**Engine**
Type	3.5L V6	3.9L V6	5.3L small block V8
RPO
Displacement (cu. in./liters)	214/3,510	237/3,880	325/5,328
Bore x stroke (in.)	3.90 x 2.99	3.90 x 3.31	3.78 x 3.62
Bore x stroke (mm)	99 x 76.0	99.0 x 84.0	96.0 x 92.0
Compression ratio	9.8:1	9.8:1	10.0:1
Block material	cast-iron	cast-iron	cast-aluminum
Cylinder head material	cast-aluminum	cast-aluminum	cast-aluminum
Valvetrain configuration	OHV	OHV	OHV
Valves per cylinder	2	2	2
Ignition system	direct	direct	coil-near-plug
Lifters	variable	variable	hydraulic roller
Cam drive	chain	chain	chain
Coolant capacity (quarts/liters)	11.7/11.1	12.2/11.5	12.2/11.5
Oil capacity (quarts/liters)	4.5/4.3	4.5/4.3	5.0/5.7
Alternator rating (amps)	105	105	105
Battery (SAE rating, cca)	600	750	625
Recommended unleaded fuel	87 octane	87 octane	92 octane
Redline (RPM)	6,400	6,400	6,000
Horsepower/kW @ engine RPM	211/157 @ 5,800	242/181 @ 6,000	303/226 @ 5,600
Torque (lb.-ft./N-m) @ RPM	214/290 @ 4,000	242/328 @ 4,400	323/438 @ 4,400

**Steering**
Turning diameter curb-to-curb (ft./m)

Ratio (overall)	13.3:1
Turns stop-to-stop	2.3
LS, LT, LTZ	38.0/11.6
SS	40.0/12.2

**Transmission**
Gear ratios

Type (LS, LT, LTZ)	4-speed automatic, electronically controlled with overdrive
RPO	MX0/M15 (4T65-E)
Type (SS)	4-speed automatic, heavy-duty, electronically controlled with overdrive
RPO	MX0/MN7 (4T65-E)
First gear	2.92
Second gear	1.57
Third gear	1.00
Fourth gear	0.71
Reverse	2.39
Final drive ratios	3.5L V6 = 2.86:1 3.9L V6 = 3.29:1 5.3L small block V8 = 3.29:1
Converter size (in./mm): LS, LT, LTZ	9.6/245
Converter size (in./mm): SS	9.8/258
Case material	cast-aluminum