| Land Rover | 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) |
| Range Rover Classic | 87/95 | Q32 - 50 5/8" | 6" | Q32 - 50 5/8" | 36" |
| Range Rover Classic | 87/95 | Q32 - 50 5/8 | 6" | Q32 - 50 7/8" | 69" |
