Magnum Suspension’s 4100 Series front disc brake kits are engineered for street rods weighing between 2,000 and 3,000 lbs. These kits offer great looks and excellent stopping power in a compact package with a variety of caliper mounting bracket options. Our 4100 Series kits are available for applications using `37-`48 Ford or Magnum spindles. These kits come complete with CNC machined 356-T6 aluminum hubs with matching grease caps in most popular 5 lug bolt patterns, 11" x .812" premium iron rotors, caliper brackets designed to accept Wilwood 4-Piston calipers, bearings, spindle nuts/washers, seals, hardware and detailed installation instructions. We also offer complete kits with black or polished Wilwood calipers and pads or versions featuring our popular finned aluminum backing plates with integral caliper mounting in your choice of fully polished plates with polished calipers or highlight polished plates with black anodized calipers, we are also warehouse distributors for Wilwood Engineering and we stock a full selection of Wilwood calipers, master cylinders, and much more to complete your brake kit installation, call our sales department for more information.