3P-2558 Inner Bearing Race is a precision-engineered CAT component designed for heavy-duty drivetrain systems. It provides a stable contact surface for roller bearings, helping reduce friction, support high loads, and maintain smooth power transmission in demanding operating environments.
| Parameter | Description |
| Part Number | 3P-2558 |
| Product Name | Inner Bearing Race |
| Brand | Caterpillar |
| Product Type | Inner Race for Roller Bearing |
| Material | Hardened alloy bearing steel |
| Strength & Performance | Precision ground inner race designed to support high radial load and ensure smooth rotation |
| Surface Treatment / Coating | Heat-treated and anti-corrosion oil protected |
| Dimensions & Structure | OEM standard specification |
| Function / Installation Position | Bearing inner ring within transmission or axle assemblies |
| Operating Conditions | Heavy construction and mining equipment |
| Weight | 1.000 kg |
| Packaging | Individual industrial packaging |
| Lead Time | 30–90 days |
| Shipping Method | Air / Sea / Land |
| Payment Method | USD / RMB / Ruble |
| Warranty | 6 months |
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The 3P-2558 Inner Bearing Race is manufactured for Caterpillar heavy-duty track-type tractors where durability and precision are essential. Designed to work with roller bearing assemblies, it provides reliable support between mating components, improves drivetrain stability, and helps extend service life under high-load, low-to-medium speed operating conditions.
The 3P-2558 Inner Bearing Race is compatible with various Caterpillar machines, including:
Additional applications include:
For accurate compatibility, please provide the machine model and serial number (PIN) before ordering.
The 3P-2558 Inner Bearing Race is widely used in:
It is designed for drivetrain systems requiring reliable bearing performance under high loads and continuous operation.
YLCM specializes in supplying construction and mining machinery spare parts to customers worldwide.
We supply CAT, Komatsu, Hitachi, Cummins, Volvo, and other major brand equipment parts, including engine components, hydraulic parts, transmission parts, undercarriage parts, cooling system parts, bearings, seals, and filters.
With professional sourcing experience and a reliable supplier network, YLCM helps customers reduce downtime and find the right replacement parts efficiently.
The 3P-2558 Inner Bearing Race is carefully packaged to protect it from moisture, corrosion, contamination, and transportation impact.
Shipping solutions include:
Packaging can be customized according to order quantity, product requirements, and transportation conditions.
Q: What is 3P-2558?
A: 3P-2558 is a Caterpillar inner bearing race used in roller bearing assemblies for drivetrain applications.
Q: Which CAT machines use 3P-2558?
A: It is compatible with Caterpillar D9R, D9L, D9N, D10N, D9 GC, D8L, and D10 track-type tractors.
Q: What system is 3P-2558 used in?
A: It is used in drivetrain-related applications such as transfer gears, transmissions, and differential bearing assemblies.
Q: What material is 3P-2558 made from?
A: It is manufactured from alloy steel designed for high load capacity, durability, and wear resistance.
Q: How can I confirm compatibility?
A: Please provide your machine model and serial number (PIN). Our technical team can verify the correct application before shipment.
Q: What is the warranty period?
A: The standard warranty is 6 months.
Q: How is the product packaged?
A: The inner bearing race is packed with export-standard protective packaging to prevent damage during storage and transportation.
Looking for 3P-2558 Inner Bearing Race for CAT D9R/D9L?
Contact YLCM for:
Please provide your machine model, serial number, required quantity, and destination country for a fast quotation.
