General Motors Gamma platform

GM Gamma platform
GM Gamma platform
	Chevrolet Aveo/Sonic, example of subcompact car based on the Gamma platform
Overview
Manufacturer	General Motors
Also called	GM4300 platform
Production	1999–present
Body and chassis
Class	Subcompact (B)
Layout	Transverse front-engine, front-wheel drive/all-wheel drive
Chronology
Predecessor	GM4200 platform
Successor	GM VSS-F / GEM; CMP (for Opel/Vauxhall)

Gamma is General Motors' global subcompact front-wheel drive automobile platform, first used in the 2000 Opel Corsa C.

Gamma / GM4300

The first version of the platform was issued in autumn 2000 with the introduction of Opel Corsa C and was a development of the earlier GM4200 platform used in previous Corsa models, developed by Opel in Germany. The wheelbase was enlarged to 2,491 mm (98.1 in) from 2,465 mm (97.0 in) on the GM4200.

Vehicles based on this platform:

2000–2006 Opel Corsa C
2001–2010 Opel Combo C
2002–2010 Opel Meriva A
2003–2011 Chevrolet Montana
2004–2009 Opel Tigra TwinTop B

Opel Corsa C
Vauxhall Corsa
Chevrolet Corsa
Holden Barina
Opel Combo C
Vauxhall Combo
Opel Meriva A
Opel Meriva OPC
Vauxhall Meriva
Chevrolet Meriva
Chevrolet Montana
Opel Tigra TwinTop
Holden Tigra
Vauxhall Tigra

Gamma II

GM Korea has taken responsibility for future development of GM's GSV (Global Small Vehicle) architecture.^[1]^[2] This architecture will eventually be used for all small vehicles from GM, as a true global small car platform.^[3] While the original Gamma was developed by Opel, the Gamma II platform is under the leadership of GM Korea (formerly GM Daewoo).^[4]

The vehicles will be assembled at factories in the United States, Indonesia, Ecuador, Brazil, Germany, Colombia, Spain, India, South Korea, Mexico, Thailand, Venezuela, Uzbekistan, Vietnam, China and Russia.