Wilwood FNSL4R Rear P-Brk Kit 12.88" Big Ford 2.36" Offset
Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kit
Forged Narrow Superlite 4R rear disc kits provide the ultimate Big Brake solution for popular muscle car rear axles that require a parking brake. FNSL4R four piston calipers, 13” or 14” two-piece rotors, and high performance BP-10 compound pads provide optimized and balanced braking to compliment front big brake upgrades on all types of custom, show and high performance street machines. The neatly hidden internal shoe system provides a clean installation with superior static holding power for parking. Optional caliper finishes and rotor designs allow builders to personalize the style and performance for every application.
Specifications
Rear End Axle: Big Ford New Style
Axle Offset: 2.36
Mount Type: Radial
Caliper Type: 4 - Black Powder Coat
Rotor Diameter: 12.88
Min Wheel Diameter Req'd*: 17
Calipers
Left Hand - Part No: 120-11782-BK
Right Hand - Part No: 120-11782-BK
Type: Forged Narrow Superlite 4R
Finish Color: Black Powder Coat
Piston Count: 4
Piston 1 Bore (in): 1.12
Piston 2 Bore (in): 1.12
Piston Area (In²): 1.98
Piston Type: Stainless
Mount Type: Radial
Brake Pad Plate: 7416
Brake Pad Area (In²): 8.2
Brake Pad Volume (In³): 3.8
Pad Compound: BP-10
Rotors
Left Hand - Part No: 160-12962
Right Hand - Part No: 160-12961
Type: GT 48 Curved Vane
Style: GT Slotted
Surface Finish: Plain
Material: Spec-37 Iron
Outside Diameter (in): 12.88
Width (in): 1.1
Vane Count: 48 CV
Design Type: GT
Bedded: No
Dynamically Balanced: Yes
Rotor Hats
Hat - Part No: 170-13539
Type: Parking Brake Hat - Standard
Material: Aluminum
Finish Color: Black E-Coat
Hat Offset Dimension (in): 1.54
Bolt Circle 1: 5 x 4.50
Bolt Circle 2: 5 x 4.75
Bolt Circle 3: 5 x 5.00
Stud Diameter - BC 1: 0.52
Stud Diameter - BC 2: 0.52
Stud Diameter - BC 3: 0.52