2009 GMC Envoy Technical Specifications and data. Engine, Dimensions and Mechanical details.

Engine [Optional Engines]
Engine Configuration	I
Cylinders	6
Engine	Continuously V V T
Aspiration/Induction	Normal
Displacement	4.20 L \| 256.3 cu in. \| 4200.8 cc.
Valves	24 valves. 4 valves per cylinder.
Valvetrain	DOHC
Horsepower	285.00 HP (209.8 KW) @ 6000.00 RPM
Torque	276.00 Ft-Lbs (374.3 NM) @ 4600.00 RPM
HP to Weight Ratio	15.5 LB / HP
HP / Liter	67.9 BHP / Liter
Compression Ratio	10.3:1
Fuel Type	Gasoline - Petrol
Fuel Feed	Fuel Injected
	Sequential Fuel Injection
Block	Cast-Aluminum
Head	Cast-Aluminum
Ignition System	Coil on Plug, Dual Platinum Electrodes

Standard Transmission
Gears	4
Transmission	Automatic
Clutch	Torque Converter Clutch
	Hydra-Matic 4L60-Electronically Controlled Automatic Overdrive
Final Drive	3.42

Dimensions
Cargo Volume	70.00 cu. ft.
Towing Capacity	5800.001 lbs
Standard Payload	1146.001 lbs
Fuel Capacity	22.0 Gal
Seating Capacity	5
Doors	4
Exterior
Length	191.601 in \| 4866.7 mm.
Width	74.701 in \| 1897.4 mm.
Height	71.901 in \| 1826.3 mm.
Wheelbase	113.001 in \| 2870.2 mm.
Front Track	63.101 in \| 1602.8 mm.
Rear Track	62.101 in \| 1577.4 mm.
Ground Clearance	8.001 in \| 203.2 mm.
Interior
Front Headroom	40.201 in \| 1021.1 mm.
Rear Headroom	39.601 in \| 1005.9 mm.
Front Legroom	41.401 in \| 1051.6 mm.
Rear Legroom	37.001 in \| 939.8 mm.
Front Hip Room	55.51 in \| 1410 mm.
Rear Hip Room	58.11 in \| 1476 mm.
Front Shoulder Room	58.501 in \| 1485.9 mm.
Rear Shoulder Room	58.501 in \| 1485.9 mm.
	Vehicles with similar dimensions

Suspension
Suspension	Front : Independent, Double A-Arm, 46mm Shocks, 34 mm Stabilizer Bar Rear : 5-Link Solid Axle, 36 mm Shocks

Steering
	Rack and Pinion, Hydraulically-Assisted
Steering Overall Ratio	20.4:1
Turns lock to lock	3.82
Turning Circle	36.401 ft

2009 GMC Envoy Specifications