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Instruction Sheets for Part Number WIL-140-15930-DR
Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits for 2018-2020 WRANGLER - 140-15930-DR
Part Number: WIL-140-15930-DR
Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits
FNSL4R, Jeep Wrangler JL, Rear, Drilled Slotted, Red, Kit
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Estimated Ship Date: Mar 16, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
140-15930-DR
Part Type:
Product Line:
Summit Racing Part Number:
WIL-140-15930-DR
UPC:
889545093667
Position:
Rear
Front Rotor Included:
No
Brake Rotor Bolt Pattern (in.):
5 x 5.00 in.
Brake Rotor Bolt Pattern (mm):
5 x 127.00mm
Rear Rotor Included:
Yes
Rear Rotor Style:
Cross-drilled/Slotted surface
Rear Rotor Construction:
Vented
Rear Rotor Diameter:
14.00 in./355.60mm
Rear Rotor Thickness (in.):
0.81
Front Caliper Included:
No
Rear Caliper Included:
Yes
Rear Caliper Piston Quantity:
Four
Rear Caliper Material:
Aluminum
Rear Caliper Color:
Red
Brake Pads Included:
Yes
Friction Material Name:
BP-20
Parking Brake Provision:
Yes
Minimum Recommended Wheel Diameter (in.):
18 in.
Front Spindles Included:
No
Master Cylinder Included:
No
Brake Booster Included:
No
Remanufactured:
No
Brake Hoses Included:
Yes
Quantity:
Sold as a kit.
Wilwood Forged Narrow Superlite 4R Big Brake Rear Parking Brake Kits
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.
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Some parts are not legal for use in California or other states with similar laws / regulations
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