Product Description
The CUMMINS 3904483 OEM CRANKSHAFT GEAR ALIGNMENT DOWEL PIN is designed for 1989–2002 5.9L Cummins diesel engines. This genuine Cummins locating pin helps ensure proper crankshaft gear alignment during engine assembly and timing gear service while maintaining OEM fitment and reliability.
Use this part when rebuilding a Cummins engine, servicing the front gear train, replacing the crankshaft gear, or repairing damaged engine hardware. Always verify fitment by engine serial number and part number before ordering.
FEATURES
- Genuine Cummins OEM alignment dowel pin
- Direct-fit replacement for factory engine hardware
- Helps maintain proper crankshaft gear alignment
- Designed for timing gear and engine rebuild applications
- Manufactured to Cummins OEM specifications
- Ideal for maintenance, repair, and engine overhaul work
FITMENT
- 1989–1998 Dodge Ram 2500/3500 5.9L Cummins 12-Valve
- 1998.5–2002 Dodge Ram 2500/3500 5.9L Cummins 24-Valve
- Select Cummins B-Series industrial applications
WHAT'S INCLUDED
- 1 Cummins 3904483 OEM Crankshaft Gear Alignment Dowel Pin
CROSS-REFERENCE AND RELATED PRODUCTS
- Cummins 3904483
- Crankshaft Timing Gear Components
- Front Gear Housing Components
- Cummins Engine Rebuild Hardware
SPECIFICATIONS
- Manufacturer: Cummins
- Part Number: 3904483
- Part Type: Crankshaft Gear Alignment Dowel Pin
- Engine Compatibility: 5.9L Cummins
- Fitment Years: 1989–2002
- Vehicle Application: Dodge Ram 2500 / 3500
- Condition: New OEM Cummins
- Location: Front Gear Train Assembly
- Installation Type: Direct Replacement
FAQ
Will this part fit my truck?
This dowel pin fits many 1989–2002 5.9L Cummins applications. Always verify fitment using your engine serial number and part number before ordering.
What does this dowel pin do?
The dowel pin helps properly locate and align the crankshaft timing gear during engine assembly and operation.
Is this a genuine Cummins part?
Yes. Cummins 3904483 is a genuine OEM Cummins crankshaft gear alignment dowel pin.
Should this pin be replaced during an engine rebuild?
Inspect all locating pins and engine hardware during a rebuild. Replacement is recommended if wear, damage, or corrosion is present.
Is this related to timing gear service?
Yes. This dowel pin is used within the front gear train assembly and helps maintain proper component alignment.
Do I need any related parts?
Inspect the crankshaft gear, camshaft gear, front cover gasket, seals, fasteners, and related timing components during installation and replace worn parts as necessary.
