THE GLOBAL CAR CATALOG

Pontiac G8 Specs, Engines & Dimensions (2007–2009) — First Generation

The first-generation Pontiac G8 brought rear-wheel-drive sedan character to the brand, pairing roomy four-door practicality with genuinely muscular V8 performance in a package aimed squarely at enthusiastic everyday drivers.

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8 modificationsAll supplied years

Pontiac G8 Engines and Transmissions

The headline Pontiac G8 engine is a 6.2-litre gasoline V8 driving the rear wheels, offered here as the 6.2 AT with an automatic and the 6.2 MT with a manual. The automatic suits relaxed commuting, while the manual gives keener drivers direct control over this powertrain.

Sedan — Pontiac G8 Engines and Transmissions

Sedan Pontiac G8 Engines and Transmissions
ModificationEngine typeEngine capacityMaximum powerMaximum power, kwMaximum torque N⋅mTransmissionType of drive
3.6 ATGasoline3564 cm³256 hp188 kW336 N⋅mAutomaticRWD
3.6 ATGasoline3564 cm³264 hp194 kW339 N⋅mAutomaticRWD
6.0 MTGasoline5967 cm³361 hp266 kW522 N⋅mManualRWD
6.0 ATGasoline5967 cm³361 hp266 kW522 N⋅mAutomaticRWD
6.0 ATGasoline5967 cm³367 hp270 kW530 N⋅mAutomaticRWD
6.0 MTGasoline5967 cm³367 hp270 kW530 N⋅mManualRWD
6.2 ATGasoline6162 cm³415 hp305 kW549 N⋅mAutomaticRWD
6.2 MTGasoline6162 cm³415 hp305 kW549 N⋅mManualRWD

Pontiac G8 Dimensions

Sedan — Pontiac G8 Dimensions

Sedan Pontiac G8 Dimensions
ModificationLengthWidthHeightWheelbaseCurb weightGround clearance, minimum
3.6 AT4982 mm1900 mm1465 mm2915 mm1790 kg110 mm
3.6 AT4982 mm1900 mm1465 mm2915 mm1765 kgNot provided
6.0 MT4982 mm1900 mm1465 mm2915 mm1790 kg110 mm
6.0 AT4982 mm1900 mm1465 mm2915 mm1790 kg110 mm
6.0 AT4982 mm1900 mm1465 mm2915 mm1815 kgNot provided
6.0 MT4982 mm1900 mm1465 mm2915 mm1800 kgNot provided
6.2 AT4982 mm1900 mm1465 mm2915 mm1790 kg110 mm
6.2 MT4982 mm1900 mm1465 mm2915 mm1790 kg110 mm

Pontiac G8 Cargo Space

Sedan — Pontiac G8 Cargo Space

Sedan Pontiac G8 Cargo Space
ModificationTrunk volume min
3.6 AT496 l
3.6 AT496 l
6.0 MT496 l
6.0 AT496 l
6.0 AT496 l
6.0 MT496 l
6.2 AT496 l
6.2 MT496 l