Engine
2.5 L Tech IV 98 hp (73 kW) I4
4.3 L 4300 165 hp (123 kW) V6
4.3 L 4300 200 hp (150 kW) V6 

Dimensions
Wheelbase
111.0 in (2,819 mm) 

Length
STD: 176.8 in (4,491 mm)
EXT: 186.8 in (4,745 mm)
1992–94 Astro Cargo Van STD: 177.9 in (4,519 mm)
1992–94 Astro Cargo Van EXT: 187.9 in (4,773 mm) 

Width
77.0 in (1,956 mm)
1992–94 Safari & Astro Cargo Van: 77.5 in (1,968 mm) 

Height
1985–89: 73.7 in (1,872 mm)
1985–89 Cargo Van STD: 74.5 in (1,892 mm)
1990–91 STD: 74.9 in (1,902 mm)
1990–91 STD: 74.1 in (1,882 mm)
1992–94 Astro: 76.2 in (1,935 mm)
1992–94 Safari Cargo Van: 76.1 in (1,933 mm)
1992–94 Safari SLX: 76.4 in (1,941 mm)
1992–94 Safari 2WD EXT: 76.6 in (1,946 mm)
1992–94 Safari Cargo Van AWD STD: 75.7 in (1,923 mm)
1992–94 Safari Cargo Van AWD EXT: 76.0 in (1,930 mm) 

Chevrolet Astro on Wikipedia