| Geo | Model Year | Closest distance between forward towers - (M1) | Distance from uppermost windshield to forwardmost tower foot - (M2) | Closest distance between rear towers - (M3) | Crossbar spread distance center to center - (M4) |
| Metro 2 Door w/Q Stretch Kit | 95/96 | Q66 - 31 3/8" | 8" | Q66 - 31 1/4" | 31" |
| Metro 2 Door | 89/94 | Q17 - 31 1/2" | 6" | Q17 - 31" | 18" |
| Metro 2 Door w/ Q Strech Kit | 89/94 | Q17 - 31 1/2" | 6" | Q17 - 33 1/8" | 30" |
| Metro 4 Door w/Q Stretch Kit | 95-96 | Q66 - 31 1/2" | 10" | Q66 - 30 7/8" | 31" |
| Metro 4 Door | 89/94 | Q17 - 31 3/8" | 6" | Q17 - 30 7/8" | 33" |
| Prizm Sedan | 93/96 | Q14 - 35 1/8" | 7" | Q14 - 34 7/8" | 28" |
| Prizm Sedan w/Q Stretch Kit | 93/96 | Q14 - 35 1/8" | 7" | Q14 - 34 7/8" | 36" |
| Prizm Hatchback | 90/92 | Q4 - 36 1/2" | 4" | Q4 - 35 7/8" | 32" |
| Prizm Sedan | 90/92 | Q30 - 35 3/4" | 6" | Q30 - 35 7/8" | 30" |
| Storm Coupe | 90/93 | Q6 - 37 1/=8" | 6" | Q6 - 37 1/8" | 16" |
| Storm Coupe w/ Q Strech Kit | 90/93 | Q6 - 37 1/8" | 6" | Q6 - 38 1/4" | 24" |
| Storm Hatchback | 91/92 | Q6 - 37 1/8" | 6" | Q6- 37 3/8" | 14" |
| Tracker 4dr | 91/96 | Q59 - 31 1/4" | 20" | Q59- 31" | 27" |
