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Wilwood Brake Caliper Piston Knock Back Springs 300-12995 Spring, Replacement Component, Back, Each

Wilwood Brake Caliper Piston Knock Back Springs 300-12995 Spring, Replacement Component, Back, Each

A$14.11
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 20:15:53

Data: v4.2 - Upd: 2026-11-08 20:08:20

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: piston)

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 wil300-12995
SFX Item ID 4780525
Accounting SKU wil-300-12995
Manufacturer SKU 300-12995
Manufacturer UPC 889545025491
Alternative References WIL-300-12995

Piston Spring, Brake Caliper Replacement Component, Knock Back, Each

Wilwood brake caliper piston knock-back springs are used in low brake pedal situations due to piston knock-back caused by vibration, mount, or spindle flex. Wilwood offers a choice of spring options to use with their Thermlock pistons and their conventional stainless steel pistons.

Please note: Spring use in stainless pistons requires a relief cut not present in earlier versions of pistons. Please check your application before ordering.

Product Attributes
UPC889545025491
BrandWilwood Disc Brakes
NotesFor Wilwood caliper piston from 1.000 in. to 1.380 in. diameter.
QuantitySold individually.
Part TypeBrake Caliper Replacement Components
Product LineWilwood Brake Caliper Piston Knock Back Springs
Manufacturer's Part Number300-12995
Brake Caliper Replacement Component TypePiston spring

Compatibility

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