// IMG 1 OF 6

Description
The 12335 is a 12v 80 amp alternator, a new aftermarket direct replacement engineered to match the fit, form, and function of the original alternator.
Specifications:
- Voltage: 12V
- Output: 80 amp
- Rotation: Clockwise (CW)
Vehicle Compatibility:
- Makes: Chevrolet, GMC, Isuzu (1998-2002)
- Models include: GMC W3500 Forward; Isuzu NQR; GMC W5500 Forward; GMC W4500 Forward; Isuzu NPR; Isuzu NPR-HD
- Confirm exact fitment with your year, make, and model before ordering.
Cross-Reference / Interchange Numbers:
- Replaces / compatible with: 10459447, 10459467, 12335, 12335R-OEM, 2-90276-810-0, 36-12335, 8-97189-650-0, 90-25-1145, 97116697, 97189650 (plus 4 more on file).
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 | 80 |
|---|---|
| Voltage | 12 |
| Type | Alternator |
| Design | IR/EF |
| Rotation | CW |
| Manufacturer | HITACHI |
| Pulley | V3 |
| Pulley groove OD | 82 |
| Plug clock | 1 |
| Lester number | 12335 |
| PIC code | 204-223 |
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 |
|---|---|---|---|---|
| Chevrolet Medium/Heavy Truck | W3500 Tiltmaster | L4 4.8L 290cid Isuzu 4HE1 | 2001–2004 | Medium/Heavy Truck · domestic |
| Chevrolet Medium/Heavy Truck | W4500 Tiltmaster | L4 4.8L 290cid Isuzu 4HE1 | 1999–2004 | Medium/Heavy Truck · domestic |
| Chevrolet Medium/Heavy Truck | W4500 Tiltmaster | V8 5.7L 350cid General Motors L31 | 1993–2003 | Medium/Heavy Truck · domestic |
| Chevrolet Medium/Heavy Truck | W5500 Tiltmaster | L4 4.8L 290cid Isuzu 4HE1 | 1999–2004 | Medium/Heavy Truck · domestic |
| Chevrolet Medium/Heavy Truck | W5500HD Tiltmaster | L4 4.8L 290cid Isuzu 4HE1 | 2004–2004 | Medium/Heavy Truck · domestic |
| GMC Medium/Heavy Truck | W3500 Forward | L4 4.8L 290cid Isuzu 4HE1 | 1999–2004 | Medium/Heavy Truck · domestic |
| GMC Medium/Heavy Truck | W3500 Forward | V8 5.7L 350cid General Motors L31 | 1995–2003 | Medium/Heavy Truck · domestic |
| GMC Medium/Heavy Truck | W4500 Forward | L4 4.8L 290cid Isuzu 4HE1 | 1999–2004 | Medium/Heavy Truck · domestic |
| GMC Medium/Heavy Truck | W4500 Forward | V8 5.7L 350cid General Motors L31 | 1998–2003 | Medium/Heavy Truck · domestic |
| GMC Medium/Heavy Truck | W5500 Forward | L4 4.8L 290cid Isuzu 4HE1 | 1999–2004 | Medium/Heavy Truck · domestic |
| GMC Medium/Heavy Truck | W5500HD Forward | L4 4.8L 290cid Isuzu 4HE1 | 2004–2004 | Medium/Heavy Truck · domestic |
| Isuzu Medium/Heavy Truck | NPR | L4 4.8L 290cid Isuzu 4HE1 | 1998–2002 | Medium/Heavy Truck · domestic |
| Isuzu Medium/Heavy Truck | NPR | V8 5.7L 350cid General Motors L31 | 1998–2003 | Medium/Heavy Truck · domestic |
| Isuzu Medium/Heavy Truck | NPR-HD | L4 4.8L 290cid Isuzu 4HE1 | 1999–2002 | Medium/Heavy Truck · domestic |
| Isuzu Medium/Heavy Truck | NPR-HD | V8 5.7L 350cid General Motors L31 | 1999–2003 | Medium/Heavy Truck · domestic |
| Isuzu Medium/Heavy Truck | NQR | L4 4.8L 290cid Isuzu 4HE1 | 1998–2002 | Medium/Heavy Truck · domestic |
| GMC | W4500 Forward | — | 1998–2002 | domestic |
| Isuzu | NPR-HD | — | 1999–2002 | domestic |
| Chevrolet | W3500 Tiltmaster | — | 1999–2002 | domestic |
| Chevrolet | W4500 Tiltmaster | — | 1998–2002 | domestic |
| Chevrolet | W5500 Tiltmaster | — | 1999–2002 | domestic |
| GMC | W3500 Forward | — | 1999–2002 | domestic |
| GMC | W5500 Forward | — | 1999–2002 | domestic |
| Isuzu | NPR | — | 1998–2002 | domestic |
| Isuzu | NQR | — | 1998–2002 | domestic |
| Chevrolet | W3500 Tiltmaster | 4.8L/290CI L4 | 1998–2001 | domestic |
| Chevrolet | W4500 Tiltmaster | 4.8L/290CI L4 | 1998–2001 | domestic |
| Chevrolet | W5500 Tiltmaster | 4.8L/290CI L4 | 1998–2001 | domestic |
| GMC | W3500 Forward | 4.8L/290CI L4 | 1998–2001 | domestic |
| GMC | W4500 Forward | 4.8L/290CI L4 | 1998–2001 | domestic |
| GMC | W5500 Forward | 4.8L/290CI L4 | 1998–2001 | domestic |
| Isuzu | NPR | 4.8L/290CI L4 | 1998–2002 | domestic |
| Isuzu | NQR | 4.8L/290CI L4 | 1998–2002 | domestic |
Cross-reference
OEM and aftermarket part numbers that interchange with this unit, from the ePartsGlobal catalog.
WAI New12335N
GM97116697, 97189650
HitachiLR180-509, LR180-509C, LR180-509CN, LR180-509R
Isuzu2-90276-810-0, 8971166973, 8971896500
Lester12335





