Description
Brake System - GP320 - Rear - 4 Piston Caliper - 10.500 in Drilled / Scalloped Steel Rotor - 3 x 46 Spline Sprint Car Hat - Aluminum - Gray Anodized - Kit
Wilwood GP320 Right Rear Kit SA Rotor 10.50in SuperAlloy Solid Rotor
Wilwood’s GP320 Sprint Right Rear Brake kit offers increased braking torque and thermal performance of the GP320 4 piston calipers. A definitive increase in braking and durability over traditional aluminum rotor systems. Kit includes 10.50 x 0.19” Super Alloy steel rotor, Composition Metallic brake pads, lightweight aluminum dynamic mount splined rotor adapter and T-nut hardware kit.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 08:54:47
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
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Wilwood, Wilwood Disc Brakes |
| StreetFX SKU | wil140-11774 |
| SFX Item ID | 4405853 |
| Accounting SKU | wil-140-11774 |
| Manufacturer SKU | 140-11774 |
| Manufacturer UPC | 889545014013 |
| Alternative References | WIL-140-11774 |
Disc Brake, Passenger Side Rear, GP320 Sprint, Cross-Drilled Rotor, 4-Piston Black Caliper, Kit
These Wilwood GP320 Sprint race car disc brake kits offer increased braking torque and thermal performance. They have a definitive increase in braking and durability over traditional aluminum or steel rotor systems. These Wilwood GP320 Sprint race car disc brake kits also include composition metallic brake pads and a lightweight aluminum, dynamic mount, 3-pin rotor adapter. If you're trying to put together a performance brake system, Wilwood can help you blow away the competition.
| Product Attributes | |
|---|---|
| UPC | 889545014013 |
| Brand | Wilwood Disc Brakes |
| Notes | Designed for Sprint race cars. |
| Position | Rear right |
| Quantity | Sold as a kit. |
| Part Type | Disc Brake Kits |
| Product Line | Wilwood GP320 Sprint Race Car Disc Brake Kits |
| Rear Rotor Style | Cross-drilled surface |
| Rear Caliper Color | Gray/Silver |
| Rear Rotor Diameter | 10.50 in./266.70mm |
| Rear Rotor Included | Yes |
| Brake Hoses Included | No |
| Front Rotor Included | No |
| Rear Caliper Included | Yes |
| Rear Caliper Material | Forged billet aluminum |
| Brake Booster Included | No |
| Front Caliper Included | No |
| Front Spindles Included | No |
| Parking Brake Provision | No |
| Rear Rotor Construction | Solid |
| Master Cylinder Included | No |
| Manufacturer's Part Number | 140-11774 |
| Rear Rotor Thickness (in.) | 0.19 |
| Rear Caliper Piston Quantity | Four |
Compatibility
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