#91031909
Complete Disc Brake Kit 1937-48 Ford, 5 on 5-1/2 BC
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Speedway Motors49 Reviews
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49 Questions
- Upgrade to big 11 3/4" rotors on your '37-'48 Ford car or '37-'47 Ford 1/2 ton pickup spindles and retain the original 5 on 5 1/2" bolt circle
- Wheels must have 3-7/16" center hole and be disc brake compatible
- Will work with spindles having either original steering arms or flat steel steering arms. Will NOT work with FORGED aftermarket steering arms
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Product Summary
Front Position, 5 on 5.5" Bolt Pattern, Natural
- Upgrade to big 11 3/4" rotors on your '37-'48 Ford car or '37-'47 Ford 1/2 ton pickup spindles and retain the original 5 on 5 1/2" bolt circle
- Wheels must have 3-7/16" center hole and be disc brake compatible
- Will work with spindles having either original steering arms or flat steel steering arms. Will NOT work with FORGED aftermarket steering arms
- Features 1971-76 Impala calipers with 2.81" bore for increased stopping performance
- Everything included to install at the wheel with exception of spindle nut kit sold separately; Pt# 910616004
Comes as a Kit
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Key Specs
| Position | Front |
| Bolt Pattern | 5 on 5.5" |
| Rotor Diameter | 11.75 Inch |
| Rotor Type | Vented |
| Caliper Pistons | One |
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Speedway Motors 91031909 Details
This complete disc brake kit easily installs big 11-3/4" rotors on your 1937-1948 Ford car or 1937-1947 Ford 1/2 ton pickup spindles while retaining the original 5 on 5-1/2" bolt circle.
This kit will work with spindles having either original steering arms or with flat steel steering arms. It will NOT work with forged aftermarket steering arms. Wheels must have 3-7/16" center hole and have been designed for disc brake applications. Will NOT work with early Ford factory wire or steel drum brake wheels. You will need to use a later disc brake steel wheel or aftermarket wheel.
Item Details
'Ford 11-3/4" rotors to ''37-''47 Ford 1/2 ton pickup & ''37-''48 Ford car spindles'Charts
910-31909 Instructions (PDF)
Speedway Motors 91031909 Specifications
Speedway Motors 91031909 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 91031909 |
| Brand | Speedway Motors |
| Position | Front |
| Bolt Pattern | 5 on 5.5" |
| Rotor Diameter | 11.75 Inch |
| Rotor Type | Vented |
| Caliper Pistons | One |
| Caliper Finish | Natural |
| Color | Natural |
| Parking Brake Provision | No |
| Rotor Shape | Round |
| Hardware Included | Yes |
| Front Rotor Included | Yes |
| Front Rotor Diameter | 11.75 Inch |
| Front Caliper Included | Yes |
| Front Caliper Piston Quantity | 1 |
| Front Caliper Finish | Natural |
| Rear Caliper Included | No |
| Front Spindles Included | No |
| Master Cylinder Included | No |
| Brake Booster Included | No |
| Rear Rotor Included | No |
| GENERAL | |
| Sold in Quantity | Kit |
| Notes | Includes rotors, bearings and seals, calipers, pads, brake hoses, brake tabs, and caliper brackets. |
| Front Suspension Type | Straight Axle |