Standard/OE$101.72
10 items in stock
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GeoBrakes stocks complete brake drum kits confirmed to fit the Isuzu I 370, pairing OEM-grade brake drums at the correct inner diameter for the I 370 with matched drum brake shoes and hardware for a full rear drum brake overhaul on your Isuzu I 370 in a single package. Every kit ensures drums and shoes are replaced together on the I 370, 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$101.72
10 items in stock
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Transit Auto
$156.19
10 items in stock
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Transit Auto
$174.58
10 items in stock
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Transit Auto
$221.50
10 items in stock
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OE Premium$130.30
6 items in stock
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Transit Auto
$184.77
6 items in stock
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Transit Auto
$203.16
6 items in stock
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Transit Auto
$250.07
6 items in stock
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A brake drum kit for the Isuzu I 370 addresses the most common brake service shortcut: replacing shoes on a worn I 370 drum, or fitting new drums with glazed, worn shoes. Either combination prevents correct break-in on the Isuzu I 370. New shoes have a specific arc radius that must contact a fresh drum surface across the full lining width on your I 370. A GeoBrakes drum kit eliminates that incompatibility by delivering matched drums and shoes confirmed for your Isuzu I 370 in a single order.
The kit for your Isuzu I 370 includes OEM-spec cast-iron brake drums at the correct inner diameter for the I 370 for both left and right rear wheels, drum brake shoes with OEM-grade friction lining matched to the Isuzu I 370 drum bore and wheel cylinder specification, a brake hardware kit with return springs, hold-down hardware, and self-adjusters specific to the I 370, and drum retaining hardware where required by the Isuzu I 370 application.
Road salt and freeze-thaw cycles deteriorate every component in the Isuzu I 370 drum brake system over the same service interval. By the time a I 370 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 Isuzu I 370. Replacing drums and shoes alone while leaving worn springs and seized adjusters on the I 370 produces a service that underperforms within months.
Drum and shoe arc radius must match exactly for correct contact geometry on the Isuzu I 370. An incorrect drum diameter or wrong-spec shoe lining for the I 370 produces immediate uneven wear and noise. Every kit in the GeoBrakes catalogue is assembled for the Isuzu I 370, drum diameter, shoe arc, and hardware spring rates all confirmed as a matched set specific to the I 370.
How do I know if I need a basic or full-service kit for my Isuzu I 370?
A basic kit for the Isuzu I 370 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 I 370 overhaul, particularly on American Isuzu I 370 vehicles with significant winter salt exposure.
Should I replace drum kits on both rear wheels of my Isuzu I 370 at the same time?
Yes. Always replace drum brake components on the Isuzu I 370 as an axle set, both left and right rear, to maintain balanced braking force. Drums and shoes at different wear stages on the I 370 create uneven rear braking that pulls the vehicle to one side.
Can I install a brake drum kit on my Isuzu I 370 myself?
Rear drum brake service on the Isuzu I 370 is a moderately advanced DIY task. It requires removing the drum, dismantling the shoe assembly on the I 370, correctly routing return springs, and adjusting shoes to the correct drum clearance. A service manual specific to the Isuzu I 370 is essential.