Wilwood 140-9803-D FNSL6R 12.88 Inch Front Disc Brake Kit, 1964-74 GM

Ask a Question

For 1964-1974 GM vehicles
12.88" rotor is designed to work with 17"-up wheels
Dual 5 on 4.5"/4.75" bolt pattern

$2,067.99

Factory Shipped

This part will be shipped by the manufacturer. We estimate this item will ship on or before October 23rd.

Add to a list

Select a vehicle to verify Fitment

Select Vehicle

Product Summary

Front Position, Dual: 5 on 4.5" | 4.75" Bolt Pattern

For 1964-1974 GM vehicles
12.88" rotor is designed to work with 17"-up wheels
Dual 5 on 4.5"/4.75" bolt pattern
Drilled and slotted rotors provide excellent heat dissipation
Compatible with factory drum, factory disc and drop spindles

See more details

Key Specs

Position	Front
Bolt Pattern	Dual: 5 on 4.5" \| 4.75"
Rotor Diameter	12.88 Inch
Rotor Type	Vented
Caliper Pistons	Six

See more specs

Need To Know

This Product Will Ship Free

Need help?

Quick and Easy Returns

Wilwood 140-9803-D Details

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.

Application

1964 Buick Skylark All
1964 Buick Special All
1964 Buick Sportwagon All
1964 Chevrolet Chevelle All
1964 Chevrolet Chevy II All
1964 Chevrolet El Camino All
1964 Oldsmobile Cutlass All
1964 Oldsmobile F85 All
1964 Oldsmobile Vista Cruiser All
1964 Pontiac GTO All
1964 Pontiac LeMans All
1964 Pontiac Tempest All
1965 Buick Gran Sport All
1965 Buick Skylark All
1965 Buick Special All
1965 Buick Sportwagon All
1965 Chevrolet Chevelle Drum Brake Spindle
1965 Chevrolet Chevy II Drum Brake Spindle
1965 Chevrolet El Camino Drum Brake Spindle
1965 Oldsmobile Cutlass All
1965 Oldsmobile F85 All
1965 Oldsmobile Vista Cruiser All
1965 Pontiac GTO All
1965 Pontiac LeMans All
1965 Pontiac Tempest All
1966 Buick Gran Sport All
1966 Buick Skylark All
1966 Buick Special All
1966 Buick Sportwagon All
1966 Chevrolet Chevelle Drum Brake Spindle
1966 Chevrolet Chevy II Drum Brake Front
1966 Chevrolet El Camino Drum Brake Spindle
1966 Oldsmobile Cutlass All
1966 Oldsmobile F85 All
1966 Oldsmobile Vista Cruiser All
1966 Pontiac GTO All
1966 Pontiac LeMans All
1966 Pontiac Tempest All
1967 Buick Gran Sport Disc Brake Spindle
1967 Buick Gran Sport Drum Brake Front
1967 Buick Skylark Disc Brake Spindle
1967 Buick Skylark Drum Brake Spindle
1967 Buick Special Disc Brake Spindle
1967 Buick Special Drum Brake Spindle
1967 Buick Sportwagon Disc Brake Spindle
1967 Buick Sportwagon Drum Brake Front
1967 Chevrolet Camaro Disc Brake Spindle
1967 Chevrolet Camaro Drum Brake Front
1967 Chevrolet Chevelle Disc Brake Spindle
1967 Chevrolet Chevelle Drum Brake Front
1967 Chevrolet Chevy II Disc Brake Spindle
1967 Chevrolet Chevy II Drum Brake Front
1967 Chevrolet El Camino Disc Brake Spindle
1967 Chevrolet El Camino Drum Brake Spindle
1967 Oldsmobile 442 Disc Brake Spindle
1967 Oldsmobile Cutlass Disc Brake Spindle
1967 Oldsmobile Cutlass Drum Brake Spindle
1967 Oldsmobile F85 Disc Brake Spindle
1967 Oldsmobile F85 Drum Brake Spindle
1967 Oldsmobile Vista Cruiser Disc Brake Spindle
1967 Oldsmobile Vista Cruiser Drum Brake Spindle
1967 Pontiac Firebird Disc Brake Spindle
1967 Pontiac Firebird Drum Brake Spindle
1967 Pontiac GTO Disc Brake Spindle
1967 Pontiac GTO Drum Brake Spindle
1967 Pontiac LeMans Disc Brake Spindle
1967 Pontiac LeMans Drum Brake Spindle
1967 Pontiac Tempest Disc Brake Spindle
1967 Pontiac Tempest Drum Brake Spindle
1968 Buick Skylark Disc Brake Spindle
1968 Buick Skylark Drum Brake Spindle
1968 Buick Special Disc Brake Spindle
1968 Buick Special Drum Brake Spindle
1968 Buick Sportwagon Disc Brake Spindle
1968 Buick Sportwagon Drum Brake Front
1968 Chevrolet Camaro Disc Brake Spindle
1968 Chevrolet Camaro Drum Brake Front
1968 Chevrolet Camaro Z/28 w/ 4 Wheel Disc
1968 Chevrolet Chevelle Disc Brake Spindle
1968 Chevrolet Chevelle Drum Brake Front
1968 Chevrolet Chevy II Disc Brake Spindle
1968 Chevrolet Chevy II Drum Brake Front
1968 Chevrolet El Camino Disc Brake Spindle
1968 Chevrolet El Camino Drum Brake Spindle
1968 Oldsmobile 442 Disc Brake Spindle
1968 Oldsmobile Cutlass Disc Brake Spindle
1968 Oldsmobile Cutlass Drum Brake Spindle
1968 Oldsmobile F85 Disc Brake Spindle
1968 Oldsmobile F85 Drum Brake Spindle
1968 Oldsmobile Vista Cruiser Disc Brake Spindle
1968 Oldsmobile Vista Cruiser Drum Brake Spindle
1968 Pontiac Firebird Disc Brake Spindle
1968 Pontiac Firebird Drum Brake Spindle
1968 Pontiac GTO Disc Brake Spindle
1968 Pontiac GTO Drum Brake Spindle
1968 Pontiac LeMans Disc Brake Spindle
1968 Pontiac LeMans Drum Brake Spindle
1968 Pontiac Tempest Disc Brake Spindle
1968 Pontiac Tempest Drum Brake Spindle
1969 Buick Skylark Disc Brake Spindle
1969 Buick Skylark Drum Brake Spindle
1969 Buick Special Disc Brake Spindle
1969 Buick Special Drum Brake Spindle
1969 Buick Sportwagon Disc Brake Spindle
1969 Buick Sportwagon Drum Brake Front
1969 Chevrolet Camaro Disc Brake Spindle
1969 Chevrolet Camaro Drum Brake Front
1969 Chevrolet Camaro Z/28 w/ 4 Wheel Disc
1969 Chevrolet Chevelle Disc Brake Spindle
1969 Chevrolet Chevelle Drum Brake Front
1969 Chevrolet El Camino Disc Brake Spindle
1969 Chevrolet El Camino Drum Brake Spindle
1969 Chevrolet Nova Disc Brake Spindle
1969 Chevrolet Nova Drum Brake Front
1969 Oldsmobile 442 Disc Brake Spindle
1969 Oldsmobile Cutlass Disc Brake Spindle
1969 Oldsmobile Cutlass Drum Brake Spindle
1969 Oldsmobile F85 Disc Brake Spindle
1969 Oldsmobile F85 Drum Brake Spindle
1969 Oldsmobile Vista Cruiser Disc Brake Spindle
1969 Oldsmobile Vista Cruiser Drum Brake Spindle
1969 Pontiac Firebird Disc Brake Spindle
1969 Pontiac Firebird Drum Brake Spindle
1969 Pontiac Grand Prix Disc Brake Spindle
1969 Pontiac Grand Prix Drum Brake Spindle
1969 Pontiac GTO Disc Brake Spindle
1969 Pontiac GTO Drum Brake Spindle
1969 Pontiac LeMans Disc Brake Spindle
1969 Pontiac LeMans Drum Brake Spindle
1969 Pontiac Tempest Disc Brake Spindle
1969 Pontiac Tempest Drum Brake Spindle
1970 Buick Skylark Disc Brake Spindle
1970 Buick Skylark Drum Brake Spindle
1970 Buick Sportwagon Disc Brake Spindle
1970 Buick Sportwagon Drum Brake Front
1970 Chevrolet Chevelle Disc Brake Spindle
1970 Chevrolet Chevelle Drum Brake Front
1970 Chevrolet El Camino Disc Brake Spindle
1970 Chevrolet El Camino Drum Brake Spindle
1970 Chevrolet Monte Carlo Disc Brake Spindle
1970 Chevrolet Nova Disc Brake Spindle
1970 Chevrolet Nova Drum Brake Front
1970 Oldsmobile 442 Disc Brake Spindle
1970 Oldsmobile 442 w/ O.A.I. Drum Brake Spindles
1970 Oldsmobile Cutlass Disc Brake Spindle
1970 Oldsmobile Cutlass Drum Brake Spindle
1970 Oldsmobile Cutlass w/ O.A.I. Drum Brake Spindles
1970 Oldsmobile F85 Disc Brake Spindle
1970 Oldsmobile F85 Drum Brake Spindle w/o O.A.I
1970 Oldsmobile F85 w/ O.A.I. Drum Brake Spindles
1970 Oldsmobile Vista Cruiser Disc Brake Spindle
1970 Oldsmobile Vista Cruiser Drum Brake Spindle
1970 Pontiac Grand Prix Disc Brake Spindle
1970 Pontiac GTO Disc Brake Spindle
1970 Pontiac GTO Drum Brake Spindle
1970 Pontiac LeMans Disc Brake Spindle
1970 Pontiac LeMans Drum Brake Spindle
1970 Pontiac Tempest Disc Brake Spindle
1970 Pontiac Tempest Drum Brake Spindle
1971 Buick Skylark Disc Brake Spindle
1971 Buick Sportwagon Disc Brake Spindle
1971 Chevrolet Chevelle Disc Brake Spindle
1971 Chevrolet Chevelle Drum Brake Front
1971 Chevrolet El Camino Disc Brake Spindle
1971 Chevrolet El Camino Drum Brake Spindle
1971 Chevrolet Monte Carlo Disc Brake Spindle
1971 Chevrolet Nova Disc Brake Spindle
1971 Chevrolet Nova Drum Brake Front
1971 GMC Sprint Disc Brake Spindle
1971 GMC Sprint Drum Brake Spindle
1971 Oldsmobile 442 Disc Brake Spindle
1971 Oldsmobile 442 w/ O.A.I. Drum Brake Spindles
1971 Oldsmobile Cutlass Disc Brake Spindle
1971 Oldsmobile Cutlass Drum Brake Spindle
1971 Oldsmobile Cutlass w/ O.A.I. Drum Brake Spindles
1971 Oldsmobile F85 Disc Brake Spindle
1971 Oldsmobile F85 Drum Brake Spindle w/o O.A.I
1971 Oldsmobile F85 w/ O.A.I. Drum Brake Spindles
1971 Oldsmobile Vista Cruiser Disc Brake Spindle
1971 Oldsmobile Vista Cruiser Drum Brake Spindle
1971 Pontiac Grand Prix Disc Brake Spindle
1971 Pontiac GTO Disc Brake Spindle
1971 Pontiac GTO Drum Brake Spindle
1971 Pontiac LeMans Disc Brake Spindle
1971 Pontiac LeMans Drum Brake Spindle
1971 Pontiac Ventura II Disc Brake Spindle
1971 Pontiac Ventura II Drum Brake Front
1972 Buick Skylark Disc Brake Spindle
1972 Buick Sportwagon Disc Brake Spindle
1972 Chevrolet Chevelle Disc Brake Spindle
1972 Chevrolet Chevelle Drum Brake Front
1972 Chevrolet El Camino Disc Brake Spindle
1972 Chevrolet El Camino Drum Brake Spindle
1972 Chevrolet Monte Carlo Disc Brake Spindle
1972 Chevrolet Nova Disc Brake Spindle
1972 Chevrolet Nova Drum Brake Front
1972 GMC Sprint Disc Brake Spindle
1972 GMC Sprint Drum Brake Spindle
1972 Oldsmobile Cutlass Disc Brake Spindle
1972 Oldsmobile Cutlass Drum Brake Spindle
1972 Oldsmobile Cutlass w/ O.A.I. Drum Brake Spindles
1972 Oldsmobile F85 Disc Brake Spindle
1972 Oldsmobile F85 Drum Brake Spindle w/o O.A.I
1972 Oldsmobile F85 w/ O.A.I. Drum Brake Spindles
1972 Oldsmobile Vista Cruiser Disc Brake Spindle
1972 Oldsmobile Vista Cruiser Drum Brake Spindle
1972 Pontiac Grand Prix Disc Brake Spindle
1972 Pontiac GTO Disc Brake Spindle
1972 Pontiac LeMans Disc Brake Spindle
1972 Pontiac LeMans Drum Brake Spindle
1972 Pontiac Ventura II Disc Brake Spindle
1972 Pontiac Ventura II Drum Brake Front
1973 Buick Apollo Disc Brake Spindle
1973 Buick Apollo Drum Brake Front
1973 Chevrolet Nova Disc Brake Spindle
1973 Chevrolet Nova Drum Brake Front
1973 Oldsmobile Omega Disc Brake Spindle
1973 Oldsmobile Omega Drum Brake Front
1973 Pontiac Ventura II Disc Brake Spindle
1973 Pontiac Ventura II Drum Brake Front
1974 Buick Apollo Disc Brake Spindle
1974 Buick Apollo Drum Brake Front
1974 Chevrolet Nova Disc Brake Spindle
1974 Chevrolet Nova Drum Brake Front
1974 Oldsmobile Omega Disc Brake Spindle
1974 Oldsmobile Omega Drum Brake Front
1974 Pontiac Ventura II Disc Brake Spindle
1974 Pontiac Ventura II Drum Brake Front

Charts

Installation Instructions (PDF)

Wheel Clearance Diagram (JPG)

Guides & Documents

Disc Brake Kits Instruction Sheet (8351409803D)

Wilwood 140-9803-D Specifications

KEY SPECS
MFG. Part #	140-9803-D
Brand	Wilwood
Position	Front
Bolt Pattern	Dual: 5 on 4.5" \| 4.75"
Rotor Diameter	12.88 Inch
Rotor Type	Vented
Caliper Pistons	Six
Caliper Finish	Powder Coated
Color	Black
Parking Brake Provision	No
Minimum Recommended Wheel Diameter	17 Inch
Hardware Included	Yes
Spindle Type	Factory Drum, Factory Disc & Drop Spindles
Rotor Style	Drilled & Slotted
Front Rotor Included	Yes
Front Rotor Diameter	12.88 Inch
Front Caliper Included	Yes
Front Caliper Piston Quantity	6
Front Caliper Finish	Powder Coated
Rear Caliper Included	No
Front Spindles Included	No
Master Cylinder Included	No
Brake Booster Included	No
Rear Rotor Included	No

GENERAL
Rotor Thickness	1.1"
Stud Diameter	0.52"
Mount Type	Radial
OE Hub Offset	0.38"
Total Piston Area	4.04 sq. in.
Piston Type	Stainless
Pad Area	8.20 sq. in.
Pad Volume	3.8 cu. in.
Brake Pad Compound	BP-10
Caliper Type	Radial
Rotor Finish	Black E-Coat
Rotor Material Type	Spec-37 Iron
Vane Count	48 Curved Vane
Bedded	No
Balanced	No
Hat Type	Big Brake Hat - Flared Bell
Hat Finish	Black E-Coat
Hat Bolt Circle 2	5 x 4.75
Hat Bolt Circle 1	5 x 4.50
Stud Diameter 2	0.52"
Hat Material Type	Aluminum
Hat Offset Dimension	1.75"
GTIN Code	889545032185
Brake Lines Included	No
Caliper Color	Black
Caliper Material Type	Forged Aluminum