The Honda 41321-751-000 Differential Shaft is a genuine OEM component designed for H3011 and H3013 riding mowers and H4013, H4514, and H4518 lawn tractors. As a direct Honda OEM part, it is manufactured to the same specifications as the original, ensuring proper fit within the drivetrain without adaptation. Confirm your unit's serial number against the fitment table before ordering, as Honda updates part numbers at production breaks and this shaft may not apply to every build of these models.
Key Features
- Genuine Honda OEM — sourced directly from Honda, this shaft meets the same dimensional and material standards as the part that left the factory, ensuring correct engagement within the differential assembly.
- Drivetrain Integrity — a worn or damaged differential shaft causes erratic or lost drive to one or both rear wheels; replacing it with this OEM component restores smooth, balanced power transfer to the ground.
- Broad Model Coverage — fits H3011 and H3013 riding mowers and H4013, H4514, and H4518 lawn tractors, making it the correct service part across Honda's H-series lineup including these models.
- Serial Number Verification Recommended — Honda supersedes drivetrain components at serial breaks; check your machine's serial number against the compatibility table to confirm this shaft applies to your specific unit.
The differential shaft is the rotating member that transmits power from the differential gearset out to the rear drive wheels of the riding mower or lawn tractor. It works in conjunction with the differential to allow the left and right rear wheels to turn at different speeds during cornering, maintaining traction and steering control across the cutting deck's full working width. When this shaft wears, bends, or fails, drive to one or both rear wheels is lost or becomes inconsistent, leaving the machine unable to propel itself reliably across the lawn.
Part Details
| Part Number | 41321-751-000 |
|---|---|
| Brand | Honda |
| Part Type | Genuine OEM |
| Description | Differential Shaft |
Compatibility & Fitment
| Name | Models | Serial Range |
|---|---|---|
| Lawn Tractor | H4013, H4514, H4518 | All |
| Riding Mower | H3011, H3013 | All |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
