1989 GMC G2500 equipped with 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.3L V6 Gas OHV
1
3rd and 4th
INCLS RET AND (2) SPRINGS BOOST Mfr Code: THM700-R4/4L60/MD8
1989 GMC G2500 equipped with 6.2L V8 Diesel OHV, 5.7L V8 Gas OHV, 5.0L V8 Gas OHV, 4.3L V6 Gas OHV
3rd and 4th
INCLS RET AND (2) SPRINGS BOOST Mfr Code: THM700-R4/4L60/MD8