4L60E if it is a 1/2 ton. 3/4 ton will have a 4L80e in it.
The 1997 Chevrolet Suburban 2500 has a 4L80-E 4-speed automatic transmission. It was are only used in Chevrolet and GMC vehicles.
That would be the 4L60E transmission.
The Chevrolet Suburban was first introduced in 1934 for the 1935 model year. The Suburban is a full size sports utility vehicle (SUV) and is available in a diesel or gasoline engine with an automatic or standard transmission.
The 2010 Chevrolet Suburban has a V8 engine.
The 2002 Chevrolet Suburban has a V8 engine.
The 2007 Chevrolet Suburban has a V8 engine.
The 2008 Chevrolet Suburban has a V8 engine.
The 2001 Chevrolet Suburban has a V8 engine.
The 2011 Chevrolet Suburban has a V8 engine.
The 2009 Chevrolet Suburban has a V8 engine.
The 2005 Chevrolet Suburban has a V8 engine.
The 2003 Chevrolet Suburban has a V8 engine.