Alternator for Caterpillar Skid Steers & Wheel Loaders 1998-2003
Alternator for Caterpillar Skid Steers & Wheel Loaders 1998-2003
SKU:400-52101
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Alternator for Caterpillar Skid Steers & Wheel Loaders 1998-2003
12-Volt, 55 Amp Replacement for Cat 3024 and 3034 Powered Machines
This alternator is built for Caterpillar skid steer loader and wheel loader applications, engineered to OEM specifications for direct fit and function on the original 12-volt electrical system. Reliable charging is essential on this kind of compact machinery, where engine electronics, lighting and hydraulic controls all draw on the same circuit.
Supplied as a complete replacement unit rated at 55 amps with an internally regulated, internally fanned (IR/IF) Denso-type design, it installs without modification. It covers the Cat 3024 and 3034 engined machines built between 1998 and 2003, including the 216 to 262 skid steer range and the 902 and 906 wheel loaders. Every unit is quality checked before dispatch, and our technical team can help confirm compatibility against your original unit if needed.
Key Features
- 12-volt, 55 amp output
- Internally regulated / internally fanned (IR/IF) design
- Clockwise (CW) rotation, single-groove V1 pulley
- Regulator clock position 11:00, B+ terminal M6x1.00
- Direct fit for Cat 3024 and 3034 engined skid steers and wheel loaders
- 12-month warranty as standard
Technical Specs
| Specification | Detail |
|---|---|
| Voltage | 12V |
| Amperage | 55A |
| Rotation | CW (clockwise) |
| Pulley Class | V1 (single groove) |
| Fan Type | IF (internal) |
| Regulator Type | IR (internal), clock 11:00 |
| Terminal | B+, M6x1.00 |
| Polarity | Negative |
| Manufacturer | Denso type |
Vehicle Fitment Guide
Years shown are the overall coverage span for this part. Please confirm against the OEM part number on your original unit before ordering.
| Make & Model | Years |
|---|---|
| Caterpillar Skid Steer Loader 216, 226, 228, 232 (Cat 3024 engine) | 1999-2003 |
| Caterpillar Skid Steer Loader 236, 242, 246, 247, 248, 252, 262 (Cat 3034 engine) | 1999-2003 |
| Caterpillar Wheel Loader 902 (Cat 3024 engine) | 1998-2003 |
| Caterpillar Wheel Loader 906 (Cat 3034 engine) | 1998-2003 |
OEM Part Number Cross Reference
Aftermarket replacement. OEM part numbers are listed for reference only.
| Part Number | Manufacturer / Brand |
|---|---|
| 0R9700, 144-9954, 1449954 | Caterpillar |
| 101211-2770, 101211-277 | Denso |
| AND0437, ND101211-2770 | Arrowhead |
| 12470 | Lester |
| 12470N | WAI |
| 400-52101 | J&N Electrical Products |
Frequently Asked Questions
Will this alternator fit my Caterpillar machine without modification?
Yes, this unit is built to OEM specifications for direct, bolt-in fitment on the listed 3024 and 3034 engined machines - no modification is required.
What's included?
You receive one complete alternator unit, ready to install.
How do I know my current alternator has failed?
Common signs include a dashboard warning light, dimming or flickering lights, a weak or dead battery despite recent charging, and slow engine cranking.
How do I confirm this is the right unit for my machine?
Check the number stamped on your original alternator against the cross-reference table above - Caterpillar 0R9700 or 144-9954, or Denso 101211-2770.
Can I confirm fitment before ordering?
Yes, our technical team can help confirm compatibility against your original part - just get in touch before you order.
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