Wilwood 140-10238-D FNSL6R Front Disc Brake Kit, 1957-70 GM Fullsize

1 Question

Will fit 1957-1970 full size GM cars
12.88" rotor is designed to work with 17"-up wheels
5 on 4.5"/4.75" dual 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 17th.

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

Will fit 1957-1970 full size GM cars
12.88" rotor is designed to work with 17"-up wheels
5 on 4.5"/4.75" dual bolt pattern
Six piston calipers are powdercoated black for added corrosion protection
Custom engineered for traditional non-ABS 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 140-10238-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

1957 Chevrolet Del Ray Vehicles using CPP 2" Drop Spindle
1958 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1958 Chevrolet Brookwood Vehicles using CPP 2" Drop Spindle
1958 Chevrolet Del Ray Vehicles using CPP 2" Drop Spindle
1958 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1959 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1959 Chevrolet Brookwood Vehicles using CPP 2" Drop Spindle
1959 Chevrolet El Camino Vehicles using CPP 2" Drop Spindle
1959 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1960 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1960 Chevrolet Brookwood Vehicles using CPP 2" Drop Spindle
1960 Chevrolet El Camino Vehicles using CPP 2" Drop Spindle
1960 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1961 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1961 Chevrolet Brookwood Vehicles using CPP 2" Drop Spindle
1961 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1962 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1962 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1963 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1963 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1964 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1964 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1965 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1965 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1966 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1966 Chevrolet Caprice Vehicles using CPP 2" Drop Spindle
1966 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1967 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1967 Chevrolet Caprice Vehicles using CPP 2" Drop Spindle
1967 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1968 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1968 Chevrolet Caprice Vehicles using CPP 2" Drop Spindle
1968 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1969 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1969 Chevrolet Brookwood Vehicles using CPP 2" Drop Spindle
1969 Chevrolet Caprice Vehicles using CPP 2" Drop Spindle
1969 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1969 Chevrolet Kingswood Vehicles using CPP 2" Drop Spindle
1969 Chevrolet Townsman Vehicles using CPP 2" Drop Spindle
1970 Chevrolet Biscayne Vehicles using CPP 2" Drop Spindle
1970 Chevrolet Brookwood Vehicles using CPP 2" Drop Spindle
1970 Chevrolet Caprice Vehicles using CPP 2" Drop Spindle
1970 Chevrolet Impala Vehicles using CPP 2" Drop Spindle
1970 Chevrolet Kingswood Vehicles using CPP 2" Drop Spindle
1970 Chevrolet Townsman Vehicles using CPP 2" Drop Spindle

Charts

Installation Instructions (PDF)

Wheel Clearance Diagram (JPG)

Guides & Documents

Disc Brake Kits Instruction Sheet (83514010238D)

Everything You Need to Know About Converting Drum Brakes to Disc

Wilwood 140-10238-D Specifications

KEY SPECS
MFG. Part #	140-10238-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	Drop Spindle
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 Black
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
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	1.20"
GTIN Code	889545009132
Brake Lines Included	No
Caliper Color	Black
Caliper Material Type	Forged Aluminum