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Description
The 12854 is a 12v 55 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator.
Specifications:
- Voltage: 12V
- Output: 55 amp
- Rotation: Clockwise (CW)
Vehicle Compatibility:
- Makes: Caterpillar (1998-2016)
- Models include: Caterpillar 301.5; Caterpillar 304.5; Caterpillar 302.5; Caterpillar 303.5; Caterpillar 301.6; Caterpillar 301.8
- Confirm exact fitment with your year, make, and model before ordering.
Cross-Reference / Interchange Numbers:
- Replaces / compatible with: 021080-0960, 0R9698, 101211-2780, 12771N, 12854, 12854N-OEM, 144-9952, 154-2658, 163-6968, 90-29-5812.
Why ePartsGlobal: specialist in heavy-duty starters, alternators, and charging-system electrical parts. Backed by a 1-year warranty, free shipping on orders over $19.95, and fast fulfillment. Ships from USA.
Specifications
| Output | 55 |
|---|---|
| Voltage | 12 |
| Type | Alternator |
| Design | IR/IF |
| Manufacturer | DENSO |
| Pulley | V1 |
| Pulley groove OD | 69 |
| Plug code | 328 |
| Plug clock | 12 |
| Lester number | 12854 |
| PIC code | 290-5171 |
| Notes | This Was Originally Thought to Be the Same as the 12470, But is Completely Different. |
Confirmed fitment
Verified applications from the ePartsGlobal catalog. If your engine isn't listed, send us the OEM part number and we'll cross-reference it.
| Make | Model | Engine | Years | Application |
|---|---|---|---|---|
| Caterpillar Ag. & Ind. Excavator | 301.5 Mini Excavator 3003 | 1.0L Cat. | 1998–2005 | Excavator · domestic |
| Caterpillar Ag. & Ind. Excavator | 301.6 Mini Excavator 3003 | 1.0L Cat. | 1999–2008 | Excavator · domestic |
| Caterpillar Ag. & Ind. Excavator | 301.8 Mini Excavator 3003 | 1.0L Cat. | 1999–2008 | Excavator · domestic |
| Caterpillar Ag. & Ind. Excavator | 302.5 Mini Excavator | Cat. 3013 1.5L Dsl. | 1999–2004 | Excavator · domestic |
| Caterpillar Ag. & Ind. Excavator | 303.5 Mini Excavator | Cat. 3013 1.5L Dsl. | 1999–2004 | Excavator · domestic |
| Caterpillar Ag. & Ind. Excavator | 304.5 Mini Excavator 3024C | 2.22L Cat. | 1999–2004 | Excavator · domestic |
| Caterpillar Ag. & Ind. Skid Steer Loader | 216 3034 | 3.0L Cat. Dsl. | 1999–2004 | Ag. & Ind. Skid Steer Loader · domestic |
| Caterpillar Ag. & Ind. Skid Steer Loader | 226 3034 | 3.0L Cat. Dsl. | 1999–2004 | Ag. & Ind. Skid Steer Loader · domestic |
| Caterpillar Ag. & Ind. Skid Steer Loader | 232 3034 | 3.0L Cat. Dsl. | 1999–2004 | Ag. & Ind. Skid Steer Loader · domestic |
| Caterpillar Ag. & Ind. Skid Steer Loader | — | 242 Cat. | 1999–2004 | Ag. & Ind. Skid Steer Loader · domestic |
| Caterpillar Ag. & Ind. Wheel Loader | — | 902 Cat. 3024C | 1999–2005 | Wheel Loader · domestic |
| Caterpillar | 301.5 | — | 1998–2005 | domestic |
| Caterpillar | 301.6 | — | 1999–2016 | domestic |
| Caterpillar | 301.8 | — | 1999–2016 | domestic |
| Caterpillar | 302.5 | — | 1999–2016 | domestic |
| Caterpillar | 303.5 | — | 1999–2016 | domestic |
| Caterpillar | 304.5 | — | 1999–2016 | domestic |
Cross-reference
OEM and aftermarket part numbers that interchange with this unit, from the ePartsGlobal catalog.
WAI New12854N
Caterpillar144-9952
Denso101211-2780
Lester12854





