Description
Brake System - Dynalite - Front - 4 Piston Caliper - 11.88 in Plain Iron Rotor - Aluminum - Gray Anodized - Buick Fullsize Car 1941-56 - Kit
Wilwood Forged Dynalite Front Kit 11.88in 1 PC Rotor&Hub Buick 1941-1956
Wilwood's Classic Series front disc brake kits for Buick vehicles 1941 to 1956, offer disc brake upgrade solutions for OEM Drum spindles. A completely new kit design, featuring a large 11.88" x 1.29” rotor and hub assembly . Based on the venerable forged billet Dynalite caliper, these versatile kits are easily optioned to suit the braking requirements and style preferences for a daily driver or the most discriminating show enthusiast. Intended vehicle applications require no modifications for installation, and provide plenty of clearance inside popular 15" wheels. FDL 1 piece kits can be used with either manual or power boost master cylinders. Kits are complete with calipers, rotors and, hub assembly brackets and hardware. Requires purchase of additional brake line kit shown below.
Product Overview
Wilwood's Classic Series front disc brake kits for Buick vehicles 1941 to 1956, offer disc brake upgrade solutions for OEM Drum spindles. A completely new kit design, featuring a large 11.88" x 1.29â rotor and hub assembly . Based on the venerable forged billet Dynalite caliper, these versatile kits are easily optioned to suit the braking requirements and style preferences for a daily driver or the most discriminating show enthusiast. Intended vehicle applications require no modifications for installation, and provide plenty of clearance inside popular 15" wheels. FDL 1 piece kits can be used with either manual or power boost master cylinders. Kits are complete with calipers, rotors and, hub assembly brackets and hardware. Requires purchase of additional brake line kit shown below.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:04:39
Features
Note for Pistons, Rings, Rotors, Rods and engine internals
Unless otherwise specified, some brands supply brake rotors, pistons, strut mounts, rods and rings separately. In some cases, titles may indicate plural, or 'set' - eg the term “ring set” often refers to the rings for a single piston only. If you’re unsure about what’s included with this product, please contact our team for clarification.
(keyword: rotor)Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Description: | KIT,FRONT,BUICK DRUM,41-56,5x5.00 BC 11.88 x1.29,HUB/ROTOR,ANO |
| Part Number: | wil140-12321 |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wilwood, Wilwood Disc Brakes |
| StreetFX SKU | wil140-12321 |
| SFX Item ID | 4404068 |
| Accounting SKU | wil-140-12321 |
| Manufacturer SKU | 140-12321 |
| Manufacturer UPC | 889545016291 |
| Alternative References | WIL-140-12321 |
Disc Brakes, Dynalite 1-piece Rotor and Hub, Front, Solid Surface Rotors, 4-piston Calipers, Gray, Buick, Kit
Wilwood Classic Series Dynalite front brake kits deliver consistent stopping power for your classic cars. The forged Dynalite calipers combine technology and style to create stronger, more reliable clamping power that's proven to outperform existing styles of this popular caliper size. The complete packages also include solid surface or drilled and slotted rotors, premium brake pads, brackets, and all required hardware. Kits are available to accommodate the needs of daily driving and show cars. Order the model designed for your vehicle application.
| Product Attributes | |
|---|---|
| UPC | 889545016291 |
| Brand | Wilwood Disc Brakes |
| Position | Front |
| Quantity | Sold as a kit. |
| Part Type | Disc Brake Kits |
| Product Line | Wilwood Classic Series Dynalite Front Brake Kits |
| Front Rotor Style | Solid surface |
| Special Attention | Fits factory drum spindle only. |
| Front Caliper Color | Gray/Silver |
| Rear Rotor Included | No |
| Brake Hoses Included | No |
| Front Rotor Diameter | 11.88 in./301.80mm |
| Front Rotor Included | Yes |
| Rear Caliper Included | No |
| Brake Booster Included | No |
| Front Caliper Included | Yes |
| Front Caliper Material | Forged billet aluminum |
| Front Spindles Included | No |
| Parking Brake Provision | No |
| Front Rotor Construction | Vented |
| Master Cylinder Included | No |
| Manufacturer's Part Number | 140-12321 |
| Front Rotor Thickness (in.) | 1.29 in. |
| Brake Rotor Bolt Pattern (mm) | 5 x 127.00mm |
| Front Caliper Piston Quantity | Four |
| Brake Rotor Bolt Pattern (in.) | 5 x 5.00 in. |
| Minimum Recommended Wheel Diameter (in.) | 15 in. |
Compatibility
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