Choose Your Brake & Wheel Package Wisely

Choosing to go with 15" wheels and tires on your Factory 5 Mk4 is going to limit your brake choices and your tire options. This time our path was set for us and now it's our job to figure out a fix. We have a pretty clear path forward, as we discuss in this week's video.

Factory Five 15" Halibrand Replica Wheels specs:
Technical Specifications:
Wheel Set Part Number: 14867
Front Wheel Size (Diameter x width): 15"x 8"
Rear Wheel Size (Diameter x width): 15"x 9"
Front Wheel Backspace: 5"
Rear Wheel Backspace: 5.48"
Wheel Lug Pattern: Ford style 5 lug x 4.5" bolt circle
Material: Cast Aluminum
Color: Gun Metal

Weight with adapter, spinner and lug cover:
15"x 8": 17.48 lb 15"x 9": 18.28 lb

FFR Fitment Applications:
Mk 1, 2, 3, and 4 Roadster
65 Coupe

Axle Applications:
1979-1993 width Ford 8.8" solid axle
FFR standard width IRS
Front Brake Fitment: 11" 1999-2002 Mustang GT Calipers and Rotors 11" 87-93 Mustang GT Calipers and Rotors
These will not fit 2003-04 GT Calipers

Rear Brake Fitment:
10.5" Rear disc brake kit
11.65" Rear disc brake kit

Recommended Tire Sizes:
Front: 235/60 R15
Rear: 275/50 R15

Link for rear 10.5 brake axle brackets from Engineered Velocity:
https://engineeredvelocity.com/product/sn95-gt-rear-disc-brake-conversion-for-79-93-ford-mustangs/