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K8-101907• Rear• Brake Drum Kits
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GeoBrakes stocks complete brake drum kits confirmed to fit the Oldsmobile 88, pairing OEM-grade brake drums at the correct inner diameter for the 88 with matched drum brake shoes and hardware for a full rear drum brake overhaul on your Oldsmobile 88 in a single package. Every kit ensures drums and shoes are replaced together on the 88, 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$89.84
10 items in stock
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A brake drum kit for the Oldsmobile 88 addresses the most common brake service shortcut: replacing shoes on a worn 88 drum, or fitting new drums with glazed, worn shoes. Either combination prevents correct break-in on the Oldsmobile 88. New shoes have a specific arc radius that must contact a fresh drum surface across the full lining width on your 88. A GeoBrakes drum kit eliminates that incompatibility by delivering matched drums and shoes confirmed for your Oldsmobile 88 in a single order.
The kit for your Oldsmobile 88 includes OEM-spec cast-iron brake drums at the correct inner diameter for the 88 for both left and right rear wheels, drum brake shoes with OEM-grade friction lining matched to the Oldsmobile 88 drum bore and wheel cylinder specification, a brake hardware kit with return springs, hold-down hardware, and self-adjusters specific to the 88, and drum retaining hardware where required by the Oldsmobile 88 application.
Road salt and freeze-thaw cycles deteriorate every component in the Oldsmobile 88 drum brake system over the same service interval. By the time a 88 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 Oldsmobile 88. Replacing drums and shoes alone while leaving worn springs and seized adjusters on the 88 produces a service that underperforms within months.
Drum and shoe arc radius must match exactly for correct contact geometry on the Oldsmobile 88. An incorrect drum diameter or wrong-spec shoe lining for the 88 produces immediate uneven wear and noise. Every kit in the GeoBrakes catalogue is assembled for the Oldsmobile 88, drum diameter, shoe arc, and hardware spring rates all confirmed as a matched set specific to the 88.
How do I know if I need a basic or full-service kit for my Oldsmobile 88?
A basic kit for the Oldsmobile 88 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 88 overhaul, particularly on American Oldsmobile 88 vehicles with significant winter salt exposure.
Should I replace drum kits on both rear wheels of my Oldsmobile 88 at the same time?
Yes. Always replace drum brake components on the Oldsmobile 88 as an axle set, both left and right rear, to maintain balanced braking force. Drums and shoes at different wear stages on the 88 create uneven rear braking that pulls the vehicle to one side.
Can I install a brake drum kit on my Oldsmobile 88 myself?
Rear drum brake service on the Oldsmobile 88 is a moderately advanced DIY task. It requires removing the drum, dismantling the shoe assembly on the 88, correctly routing return springs, and adjusting shoes to the correct drum clearance. A service manual specific to the Oldsmobile 88 is essential.