Fitment:

for Chevrolet Blazer 1998-2005 
for Chevrolet K1500, K1500 Suburban, K2500, K2500 Suburban 1998-1999 
for Chevrolet S10 1998-2004 
for Chevrolet Silverado 1500 1999-2002 
for Chevrolet Silverado 1500 HD 6.0L 2001-2002 
for Chevrolet Silverado 2500 1999-2002 
for Chevrolet Silverado 2500 HD 6.0L, 6.6L, 8.1L 2001-2002 
for Chevrolet Silverado 3500 2001-2002 
for Chevrolet Suburban 1500, 2500 2000-2002 
for Chevrolet Tahoe 1998-2002 
for Chevrolet Avalanche 1500, 2500 2002
for GMC Jimmy 1998-2001 
for GMC K1500, K1500 Suburban, K2500, K2500 Suburban 1998-1999 
for GMC 1500 1999-2002 
for GMC Sierra 1500 HD 6.0L 2001-2002 
for GMC Sierra 2500 1999-2002 
for GMC Sierra 2500 HD 6.0L, 6.6L, 8.1L 2001-2002 
for GMC Sierra 3500 2001-2002 
for GMC Sonoma 1998-2004 
for GMC Yukon 1998-2002 
for GMC Yukon XL 1500, 2500 2000-2002 
for Cadillac Escalade 1999, 2000, 2002 
for Cadillac Escalade EXT 2002 

Does NOT fit four button dash control (2HI/4HI/4LO/Auto 4WD)

Part Number:

12474401, 600-901, 81247-44010, 8124744010

Connector Plug: 

1x wiring harness with a square 4-pin connector

1x rectangular 6-pin connector

Package Includes:

1 Transfer Motor Case ( as pictures show )

Notice: