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Wilwood Narrow Superlite 6R Front Hub Kit 12.88in Heidts Tri -5 2 inch Drop Spindle

SKU: WIL140-12307

Disc Brake Kits

WIL Superlite Brake Kit...

Wilwood Narrow Superlite 6R Front Hub Kit 12.88in Heidts Tri -5 2 inch Drop Spindle

SKU: WIL140-12307

Disc Brake Kits

WIL Superlite Brake Kit...

A$4,455.67
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

FNSL6R billet Forged six-piston calipers with 13”-14” rotors deliver the ultimate combination for braking power and style in this group of kits engineered for traditional non-ABS spindles on American muscle cars and vintage rods. Built exclusively for 17” and larger wheels, SL6 kits enhance tire and suspension upgrades on all types of custom show and high performance dual-purpose street and track machines. A full range of options for caliper finishes and rotor designs are guaranteed to catch the eye of the most discriminating enthusiast while providing optimized brake performance for every individual application.

Part Type

Disc Brake Kits

Data: v4.2 - Upd: 2026-10-13 21:15:29

Specifications

Product Attributes - UPC
889545016239
Product Attributes - Brand
Wilwood Disc Brakes
Product Attributes - Notes
Includes 1/2 in.-20 wheel studs. Designed for use with applications using Heidts or Ridetech 2 in. front drop spindles.
Product Attributes - Position
Front
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Part Type
Disc Brake Kits
Product Attributes - Product Line
Wilwood Forged Narrow Superlite 6R Big Brake Front Brake Kits
Product Attributes - Front Rotor Style
Slotted surface
Product Attributes - Front Caliper Color
Black
Product Attributes - Rear Rotor Included
No
Product Attributes - Brake Hoses Included
No
Product Attributes - Front Rotor Diameter
12.88 in./327.20mm
Product Attributes - Front Rotor Included
Yes
Product Attributes - Rear Caliper Included
No
Product Attributes - Brake Booster Included
No
Product Attributes - Front Caliper Included
Yes
Product Attributes - Front Caliper Material
Forged billet aluminum
Product Attributes - Front Spindles Included
No
Product Attributes - Parking Brake Provision
No
Product Attributes - Front Rotor Construction
Vented
Product Attributes - Master Cylinder Included
No
Product Attributes - Manufacturer's Part Number
140-12307
Product Attributes - Front Rotor Thickness (in.)
1.10 in.
Product Attributes - Brake Rotor Bolt Pattern (mm)
Dual 5 x 114.30mm/5 x 120.65mm
Product Attributes - Front Caliper Piston Quantity
Six
Product Attributes - Brake Rotor Bolt Pattern (in.)
Dual 5 x 4.50 in./5 x 4.75 in.
Product Attributes - Minimum Recommended Wheel Diameter (in.)
17 in.

Reference Information

Brand Name/s Wilwood
StreetFX SKU wil140-12307
SFX Item ID 4404886
Supplier Item Code 4404886
Manufacturer SKU 140-12307
Manufacturer UPC 889545016239
Alternative References 12.88in

Compatibility

Application Data
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1955
    Ending Year1957
    Engine TypeL6
    Engine Size3.8L/235
    Engine FamilyGM inline 6-cylinder
    Liter3.8
    CID235
    CC3852
    Application NotesRear BrakeType: Drum. KIT,FRONT,HEIDTS TRI-5,2in. DROP,FNSL6R 12.88 ROTOR,ROTOR,VENTED; RTR:12.88-IN DIA, GT 48 CURVED VANE, SLOTTED; CLPR:FORGED NARROW SUPERLITE 6R, 6-PISTON, BLACK POWDER COAT Kit will not fit stock (OEM) 55-57 Chevrolet spindles. Universal Parking Brake cab
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1955
    Ending Year1957
    Engine TypeV8
    Engine Size4.3L/265
    Engine FamilyChevy small block Gen I
    Liter4.3
    CID265
    CC4343
    Application NotesRear BrakeType: Drum. KIT,FRONT,HEIDTS TRI-5,2in. DROP,FNSL6R 12.88 ROTOR,ROTOR,VENTED; RTR:12.88-IN DIA, GT 48 CURVED VANE, SLOTTED; CLPR:FORGED NARROW SUPERLITE 6R, 6-PISTON, BLACK POWDER COAT Kit will not fit stock (OEM) 55-57 Chevrolet spindles. Universal Parking Brake cab
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBASE
    Beginning Year1957
    Ending Year1957
    Engine TypeV8
    Engine Size4.6L/283
    Engine FamilyChevy small block Gen I
    Liter4.6
    CID283
    CC4638
    Application NotesRear BrakeType: Drum. KIT,FRONT,HEIDTS TRI-5,2in. DROP,FNSL6R 12.88 ROTOR,ROTOR,VENTED; RTR:12.88-IN DIA, GT 48 CURVED VANE, SLOTTED; CLPR:FORGED NARROW SUPERLITE 6R, 6-PISTON, BLACK POWDER COAT Kit will not fit stock (OEM) 55-57 Chevrolet spindles. Universal Parking Brake cab
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBEAUVILLE
    Beginning Year1955
    Ending Year1956
    Engine TypeL6
    Engine Size3.8L/235
    Engine FamilyGM inline 6-cylinder
    Liter3.8
    CID235
    CC3852
    Application NotesRear BrakeType: Drum. KIT,FRONT,HEIDTS TRI-5,2in. DROP,FNSL6R 12.88 ROTOR,ROTOR,VENTED; RTR:12.88-IN DIA, GT 48 CURVED VANE, SLOTTED; CLPR:FORGED NARROW SUPERLITE 6R, 6-PISTON, BLACK POWDER COAT Kit will not fit stock (OEM) 55-57 Chevrolet spindles. Universal Parking Brake cab
  • MakeCHEVROLET
    ModelBEL AIR
    SubmodelBEAUVILLE
    Beginning Year1955
    Ending Year1956
    Engine TypeV8
    Engine Size4.3L/265
    Engine FamilyChevy small block Gen I
    Liter4.3
    CID265
    CC4343
    Application NotesRear BrakeType: Drum. KIT,FRONT,HEIDTS TRI-5,2in. DROP,FNSL6R 12.88 ROTOR,ROTOR,VENTED; RTR:12.88-IN DIA, GT 48 CURVED VANE, SLOTTED; CLPR:FORGED NARROW SUPERLITE 6R, 6-PISTON, BLACK POWDER COAT Kit will not fit stock (OEM) 55-57 Chevrolet spindles. Universal Parking Brake cab

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