Wilwood Caliper-GP310 Black Rear 1.25in Pistons .25in Disc

SKU: WIL120-7740-BK

Brake Calipers

WIL GP310 Caliper...

Wilwood

Wilwood Caliper-GP310 Black Rear 1.25in Pistons .25in Disc

SKU: WIL120-7740-BK

Brake Calipers

WIL GP310 Caliper...

LAST ONE! Est Ship 3-5 days. LAST ONE! This is the last unit at our distribution centre. Contact us if you need more. The ETA is the approximate time required to prepare your order for dispatch.

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Description

Wilwood's GP310 Rear motorcycle disc brake caliper has been designed and engineered for use on 1984 - present Harley-Davidson® Motorcycles. Built around a 4-piston, high performance powerhouse, this billet aluminum caliper brings distinctive, bolt-on styling: Bracket-mounted calipers with a standard 3.50" mount spacing are available for all most models (except Springer and 4-speed FL models).

Part Type

Brake Calipers

Data: v4.2 - Upd: 2026-10-22 22:35:07

Specifications

Product Attributes - UPC: 889545005691
Product Attributes - Brand: Wilwood Disc Brakes
Product Attributes - Notes: Fits models with 11.50 in. rotor diameter.
Product Attributes - Quantity: Sold individually.
Product Attributes - Part Type: Brake Calipers
Product Attributes - Thread Size: 3/8 in.-24
Product Attributes - Caliper Logo: Wilwood
Product Attributes - Product Line: Wilwood GP310 High Performance Billet Motorcycle Calipers
Product Attributes - Caliper Color: Black
Product Attributes - Caliper Series: GP 310
Product Attributes - Remanufactured: No
Product Attributes - Caliper Material: Aluminum
Product Attributes - Brackets Included: No
Product Attributes - Fittings Included: No
Product Attributes - Brake Pads Included: Yes
Product Attributes - Piston Diameter (in.): 1.250
Product Attributes - Rotor Thickness (in.): 0.250 in.
Product Attributes - Caliper Piston Quantity: Four
Product Attributes - Parking Brake Provision: No
Product Attributes - Manufacturer's Part Number: 120-7740-BK

Reference Information

Brand Name/s	Wilwood
StreetFX SKU	wil120-7740-BK
SFX Item ID	4406434
Supplier Item Code	4406434
Manufacturer SKU	120-7740-BK
Manufacturer UPC	889545005691
Alternative References	gp310, Caliper-GP310, 1.25in, .25in