Wilwood FNSL4R Rear P-Brk Kit 12.88" Drill Red Big Ford 2.50"
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.
| Rear End Axle: | Big Ford New Style |
| Axle Offset: | 2.5 |
| Mount Type: | Radial |
| Caliper Type: | 4 - Red Powder Coat |
| Rotor Diameter: | 12.88 |
| Min Wheel Diameter Req'd*: | 17 |
| *This Brake Kit may fit 17-inch wheels. Please refer to the wheel clearance diagram to check to see if it will fit your specific wheel. | |
Notes:
1. Kit designed for staggered shock mount rear ends: R/H caliper is rear mount, L/H caliper is front mount.
| Calipers | |
|---|---|
| Type: | Forged Narrow Superlite 4R |
| Finish Color: | Red Powder Coat |
| Piston Count: | 4 |
| 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 | |
|---|---|
| Type: | SRP Drilled Rotor |
| Style: | SRP Drilled & Slotted |
| Surface Finish: | Black Electro Coat |
| Material: | Spec-37 Iron |
| Outside Diameter (in): | 12.88 |
| Width (in): | 1.1 |
| Vane Count: | 48 CV |
| Design Type: | SRP-BLK |
| Bedded: | No |
| Dynamically Balanced: | Yes |
| Rotor Hats | |
|---|---|
| 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 |