Dilomber Alternator 12V 80A for Caterpillar Compact Loaders — 1-Groove Pulley, Direct-Fit 1G398-64012

Dilomber 1G398-64012 is a direct-fit 12V 80A alternator replacement engineered for Caterpillar compact track loaders and certain Kubota V3300 applications, featuring a 1-groove pulley and OEM-equivalent electrical outputs.

If your Cat 259D, 236D, 242D, 246D, 257D, 262D, 277D, 279D, 287D or 289D — or Kubota-equipped machinery using a V3300 engine — needs a reliable charging solution, this alternator is built to restore consistent charging performance. Manufactured under controlled factory processes and tested to match common OEM part references (1G398-64012, 397-9953, 23992N, A5TA8277 and variants), it aims to replace worn or failed units without complex modifications.

Will this alternator fit my Caterpillar model?

Yes — the Dilomber 1G398-64012 is designed to be compatible with a range of Caterpillar compact machines. Verify your machine’s service manual or existing alternator part number to confirm fit before installation.

• Fits Cat models: 259D, 236D, 242D, 246D, 257D, 262D, 277D, 279D, 287D, 289D
• Also fits equipment using Kubota V3300 engines (circa 2012 configurations)
• Cross-references common OEM numbers like 397-9953 and A5TA8277 for easy comparison

How does its electrical performance match my original alternator?

This unit supplies 12 volts at up to 80 amps, matching the typical output expected for the referenced machines. It includes standard regulator and diode arrangements to deliver stable charging under normal operating loads.

• Rated output: 12V, 80A suitable for electrical and battery charging needs
• Internal regulator provides voltage control to protect batteries and systems
• Diode assembly designed for reliable current flow and reduced electrical noise

What installation and physical details should I know?

The alternator comes with a 1-groove pulley and standard mounting provisions for direct swap-in on compatible models. Basic mechanical skill and standard shop tools are usually sufficient for installation; ensure belt alignment and terminal connections follow the machine’s wiring diagram.

• Pulley type: single-groove (1-groove) compatible with factory belt setups
• Mounting pattern matches OEM locations for straightforward replacement
• Electrical terminals match original connector layouts — double-check polarity before final connection

What quality assurances and after-sale support are available?

Dilomber units are produced under factory quality control and inspected before shipment to minimize defects. The product is backed by a one-year replacement or refund policy for manufacturing faults, so you can replace a defective unit quickly if problems arise.

• Built by professional factories with quality inspections
• 1-year replacement or refund for covered issues
• Recommended: confirm model and part number to prevent returns

Who is this for: This alternator is intended for owners, fleet managers, and technicians maintaining Caterpillar compact track loaders and related equipment that use the V3300 engine platform, who need a durable, direct-replacement charging unit. Choose this part if you require an OEM-reference match (1G398-64012 / A5TA8277 series) with standard output characteristics and a simple swap-in installation, and make sure to verify compatibility with your machine’s service documentation before purchasing.