| Saab | 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) |
| 900 2 Door | 94/96 | Q19 - 34 7/8" | 6" | Q19 - 34 1/8" | 18" |
| 900 2 Door w/ Q Strech Kit | 94/96 | Q19 - 34 7/8" | 6" | Q19 - 33 1/4" | 36" |
| 900 5 Door | 94/96 | Q19 - 34 7/8" | 6" | Q19 - 33 1/4" | 33" |
| 9000 | 86/96 | Q28 - 35 7//8" | 6" | Q28 - 33 1/4" | 36" |
