What is the proper backspacing on 16 firebird wheels?

Answer 1

F Body vehicles (Camaro, Firebird)

Year Wheel Diameter Max Wheel Size Backspacing Tire info 67-69 15" 15x8 4.5 inch Aspect ratio of 50 or less, 245 front 255 rear . 16" 16x8 4.5 inch Aspect ratio of 50 or less, 245 front 255 rear . 17" 17x9 5.5 inch Aspect ratio of 40 or less, 245 front 255 rear . 18" 18x9 5.5 inch Aspect ratio of 35 or less, 255 front 275 rear 70-81 15" 15x8 (front) 4.5 inch Aspect ratio of 55 or less, 255 front . 15" 15x10 (rear) 5.5 inch Aspect ratio of 55 or less, 285 rear . 16" 16x8 (front) 4.5 inch Aspect ratio of 50 or less, 255 front . 16" 16x10 (rear) 5.5 inch Aspect ratio of 50 or less, 285 rear . 17" 17x9.5 (front) 6 inch Aspect ratio of 40 or less, 275 front (really tight) . 17" 17x10 (rear Camaro) 6 inch Aspect ratio of 40 or less, 295-315 rear (really tight) . 17" 17x11 (rear Firebird) 6 inch Aspect ratio of 40 or less, 295-315 rear (really tight) . 18" 18x9.5 (front) 6 inch Aspect ratio of 30 or less, 275 front (really tight) . 18" 18x10 (rear Camaro) 6 inch Aspect ratio of 30 or less, 295-315 rear (really tight) . 18" 18x11 (rear Firebird) 6 inch Aspect ratio of 30 or less, 295-315 rear (really tight) 82-92 15" 15x8 4.5 inch Aspect ratio of 55 or less, section width 255 . 16" 16x8 (front) 4.5 inch Aspect ratio of 55 or less, section width 255 . 16" 16x8 (rear) 5.125 inch Aspect ratio of 55 or less, section width 255 . 17" 17x9 (front and rear) 5.5 inch Aspect ratio of 40 or less, section width 255 front, 275 rear . 18" 18x9.5 (front) 5.5 inch Aspect ratio of 35 or less, section width 275 . 18" 18x10 (rear) 6 inch Aspect ratio of 35 or less, section width 275-295