Wilwood Hat-W4A Front 6 x 5.50 - 12 on 9.19in

SKU: WIL170-9891

Brake Rotor Hats

WIL Rotor Hat...

Wilwood

Wilwood Hat-W4A Front 6 x 5.50 - 12 on 9.19in

SKU: WIL170-9891

Brake Rotor Hats

WIL Rotor Hat...

Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.

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Description

Wilwood's Truck hats are precision machined from premium aluminum alloys for high strength and attention to minimized weight. Hats in this category feature threaded rotor mount holes for use with standard through-hole mount rotors. Truck Hats feature strengthening ribs on a flared bell configuration for big rotor brake kits on truck, SUV, and 4WD axles with either 6 or 8 lug configurations.

Part Type

Brake Rotor Hats

Data: v4.2 - Upd: 2026-10-13 21:13:37

Specifications

Product Attributes - Brand: Wilwood Disc Brakes
Product Attributes - Manufacturer's Part Number: 170-9891
Product Attributes - Part Type: Brake Rotor Hats
Product Attributes - UPC: 889545042887

Reference Information

Brand Name/s	Wilwood
StreetFX SKU	wil170-9891
SFX Item ID	4406048
Supplier Item Code	4406048
Manufacturer SKU	170-9891
Manufacturer UPC	889545042887
Alternative References	Hat-W4A, 9.19in