Standard/OEIn stock
$48.56
10 items in stock
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K8-101950• Rear• Brake Drum Kits
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GeoBrakes stocks complete brake drum kits confirmed to fit the Mazda Mx 3, pairing OEM-grade brake drums at the correct inner diameter for the Mx 3 with matched drum brake shoes and hardware for a full rear drum brake overhaul on your Mazda Mx 3 in a single package. Every kit ensures drums and shoes are replaced together on the Mx 3, the only way to achieve correct contact geometry and maximum service life from both components. Each kit ships with a 100% fitment guarantee and free delivery across US on orders over $99.
Standard/OE$48.56
10 items in stock
Select your vehicle to see compatible products and accurate pricing
A brake drum kit for the Mazda Mx 3 addresses the most common brake service shortcut: replacing shoes on a worn Mx 3 drum, or fitting new drums with glazed, worn shoes. Either combination prevents correct break-in on the Mazda Mx 3. New shoes have a specific arc radius that must contact a fresh drum surface across the full lining width on your Mx 3. A GeoBrakes drum kit eliminates that incompatibility by delivering matched drums and shoes confirmed for your Mazda Mx 3 in a single order.
The kit for your Mazda Mx 3 includes OEM-spec cast-iron brake drums at the correct inner diameter for the Mx 3 for both left and right rear wheels, drum brake shoes with OEM-grade friction lining matched to the Mazda Mx 3 drum bore and wheel cylinder specification, a brake hardware kit with return springs, hold-down hardware, and self-adjusters specific to the Mx 3, and drum retaining hardware where required by the Mazda Mx 3 application.
Road salt and freeze-thaw cycles deteriorate every component in the Mazda Mx 3 drum brake system over the same service interval. By the time a Mx 3 drum is worn, the shoes are typically at or near minimum thickness, the hardware is corroded, and the wheel cylinder boots are deteriorating on your Mazda Mx 3. Replacing drums and shoes alone while leaving worn springs and seized adjusters on the Mx 3 produces a service that underperforms within months.
Drum and shoe arc radius must match exactly for correct contact geometry on the Mazda Mx 3. An incorrect drum diameter or wrong-spec shoe lining for the Mx 3 produces immediate uneven wear and noise. Every kit in the GeoBrakes catalogue is assembled for the Mazda Mx 3, drum diameter, shoe arc, and hardware spring rates all confirmed as a matched set specific to the Mx 3.
How do I know if I need a basic or full-service kit for my Mazda Mx 3?
A basic kit for the Mazda Mx 3 is appropriate when the wheel cylinders have been recently replaced and show no signs of leaking. A full-service kit is the stronger choice during a high-mileage Mx 3 overhaul, particularly on American Mazda Mx 3 vehicles with significant winter salt exposure.
Should I replace drum kits on both rear wheels of my Mazda Mx 3 at the same time?
Yes. Always replace drum brake components on the Mazda Mx 3 as an axle set, both left and right rear, to maintain balanced braking force. Drums and shoes at different wear stages on the Mx 3 create uneven rear braking that pulls the vehicle to one side.
Can I install a brake drum kit on my Mazda Mx 3 myself?
Rear drum brake service on the Mazda Mx 3 is a moderately advanced DIY task. It requires removing the drum, dismantling the shoe assembly on the Mx 3, correctly routing return springs, and adjusting shoes to the correct drum clearance. A service manual specific to the Mazda Mx 3 is essential.