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Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Big Ford 2.36in Off Bronco 5 x 5.50

SKU: WIL140-13323

Disc Brake Kits

WIL Superlite Brake Kit...

Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Big Ford 2.36in Off Bronco 5 x 5.50

SKU: WIL140-13323

Disc Brake Kits

WIL Superlite Brake Kit...

A$4,558.69
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Big Ford 2.36in Off Bronco 5 x 5.50

These versions of Forged Narrow Superlite 4R rear disc kits provide the ultimate Big Brake solution for Bronco 65-77 rear axles with Big Ford flange and bearing. (normally: OE 11 inch diameter brakes and 3300 GVW.) Each includes a high efficiency drum style parking brake assembly. 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 available for Bronco platform. 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.


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 08:54:10

Data: v4.2 - Upd: 2026-11-08 14:49:45

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Wilwood, Wilwood Disc Brakes
StreetFX SKU wil140-13323
SFX Item ID 4404734
Accounting SKU wil-140-13323
Manufacturer SKU 140-13323
Manufacturer UPC 889545019841
Alternative References WIL-140-13323

Disc Brakes, Forged Narrow Superlite 4R Big Brake, Rear, Slotted Rotors, Black Calipers, Park Brake, Ford, Kit

Wilwood Forged Narrow Superlite 4R Big Brake rear parking brake kits are the perfect addition to front Big Brake upgrades for incredible stopping power. These disc brake kits feature FNSL4R 4-piston oversize forged billet aluminum calipers, 13 or 14 in. 2-piece premium rotors, and high performance BP-10 compound pads. Also included is a high-quality, drum-style parking brake assembly. The neatly hidden internal shoe system provides a clean installation, with superior static holding power for parking. Wilwood Forged Narrow Superlite 4R Big Brake rear parking brake kits provide the extra power to reel in your beast. Order the kit designed for your vehicle application.

Product Attributes
UPC889545019841
BrandWilwood Disc Brakes
PositionRear
QuantitySold as a kit.
Part TypeDisc Brake Kits
Offset (in.)2.360 in.
Product LineWilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits
Rear Rotor StyleSlotted surface
Rear Caliper ColorBlack
Parking Brake StyleInternal drum
Rear Rotor Diameter12.88 in./327.15mm
Rear Rotor IncludedYes
Brake Hoses IncludedNo
Front Rotor IncludedNo
Rear Caliper IncludedYes
Rear Caliper MaterialForged billet aluminum
Brake Booster IncludedNo
Front Caliper IncludedNo
Front Spindles IncludedNo
Parking Brake ProvisionYes
Rear Rotor ConstructionVented
Master Cylinder IncludedNo
Axle Housing Flange StyleBig Ford Bronco (3.500 in. x 2.37 in. 5-Lug)
Manufacturer's Part Number140-13323
Rear Rotor Thickness (in.)1.10
Rear Caliper Piston QuantityFour
Brake Rotor Bolt Pattern (mm)5 x 139.70mm
Brake Rotor Bolt Pattern (in.)5 x 5.50 in.
Minimum Recommended Wheel Diameter (in.)17 in.

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