Isuzu OE Brake Drum
Brake Drum 1-42315138-1 for Isuzu and Japanese Commercial Trucks
Need a replacement brake drum for your Isuzu commercial truck and not sure which part number to use? The 1-42315138-1 is the OE number from Isuzu, designed for specific heavy-duty truck series. It also cross-references to Nissan, Mitsubishi Fuso, and Toyota NKR applications, making it a versatile option for Japanese truck fleets.
OE Number
1-42315138-1
Isuzu Original Equipment
Alternate Numbers
1-42315138-2
1423151380, 1423151382
Brand
Isuzu
OE Manufacturer
Application
Commercial Trucks
Isuzu and Japanese Series
Part Details
The brake drum 1-42315138-1 is an OE part number from Isuzu Motors Limited, one of Japan’s leading commercial vehicle manufacturers. This brake drum is the rotating cylindrical component in a drum brake assembly where the brake shoes press against the inner surface to slow or stop the vehicle.
This part number is commonly used in Isuzu commercial truck series and is also cross-referenced in aftermarket catalogs for related Nissan, Toyota, and Mitsubishi Fuso heavy-duty configurations. If you are maintaining a mixed fleet of Japanese trucks, this drum can simplify your inventory by covering multiple applications with one part number.
Cross-Reference and Interchange Numbers
The 1-42315138-1 has several alternate numbers. Verify your existing part number against this list:
| Type | Reference Number |
|---|---|
| OE Number | 1-42315138-1 |
| Alternate OE | 1-42315138-2 |
| Numeric Format | 1423151380 |
| Numeric Format | 1423151382 |
Compatible Vehicle Makes
This brake drum is compatible with the following Japanese commercial vehicle brands:
Note: Compatibility depends on the specific axle configuration and brake system. Verify the year, model, and whether it is a front or rear brake drum before ordering.
How to Identify the Right Brake Drum
Before replacing the brake drum on your Isuzu or Japanese truck, check these details:
- Check the existing part number. The OE number is usually stamped on the drum itself. Look for 1-42315138-1, 1-42315138-2, or a numeric format like 1423151380.
- Confirm the vehicle model and year. Different Isuzu models (NPR, NQR, FVR, FTR) may use different drums even within the same brand.
- Determine front or rear position. Front and rear brake drums are often different sizes and are not interchangeable.
- Measure the drum dimensions. If possible, compare the diameter, width, and bolt pattern with the original drum before installation.
Frequently Asked Questions
What is the difference between 1-42315138-1 and 1-42315138-2?
These are variant OE numbers from Isuzu. The -1 and -2 suffixes may indicate a design revision or a left/right side application. In many cases they are interchangeable, but verify with your specific vehicle specification.
Can this drum fit both front and rear axles?
That depends on the specific vehicle model. Some Isuzu trucks use the same drum on front and rear, while others use different sizes. Check the original drum specifications before ordering.
What material is this brake drum made from?
Isuzu OE brake drums are typically manufactured from high-grade gray cast iron, designed to withstand the heat and stress of commercial vehicle braking. The exact material grade may vary by production batch.
Need a Brake Drum for Your Isuzu Fleet?
Contact us for pricing, stock availability, and technical support. We supply OE quality brake drums for Isuzu and other Japanese commercial trucks.
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