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

Wilwood · New

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

MPN 120-7740-BK · Store SKU wil120-7740-BK

$374.05
IN STOCK4 ready to ship

Supplier stock checked 11/7/2026, 12:49:18 PM UTC. Adding a part does not reserve it.

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Product details

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). CALIPER,GP310,1.25,.25 ROTOR,R/H,REAR BLACK

Manufacturer fitment & guides

Check 120-7740-BK against the manufacturer’s application information below.

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