Firmusparts Hitch Pins 3/4in Diameter x 6-1/4in Length, 5-Pack Heavy-Duty Tractor/Implement Replacement

Firmusparts 5PCS 251540 hitch pins are heavy-duty replacement pins (3/4" diameter, 6-1/4" usable length) made to fit a wide range of tractors and farm implements.

These five-pack replacement hitch pins (part numbers 251540 / 30281E1 / HPL05) give you affordable spares for attaching implements, securing drawbars, and replacing worn pins on older or common tractor models. They are made to match the common dimensions used across brands such as John Deere, Massey Ferguson, Kubota, Ford/New Holland, Case IH and several others, so you can quickly get back to work without waiting for OEM parts.

Will these pins fit my tractor or implement?

These pins are manufactured to a standard 3/4" diameter with a 6-1/4" usable length, which suits many older and current hitch arrangements. Fit depends on your coupler hole size and required usable length; compare those measurements before ordering.

• Pin diameter: 3/4 inch (check your hitch hole).
• Usable length: 6 1/4 inches (measure available shaft length).
• Compatible references: 251540, 30281E1, HPL05 for cross-checking catalogs.

How durable are these replacement hitch pins?

These are aftermarket replacement pins designed for typical towing and implement-hitch use rather than specialty high-fatigue OEM versions. They provide solid, everyday performance for farm and small-scale commercial tasks when used within rated loads and inspected regularly.

• Sold as a set of five, so you have spares on hand.
• Suitable for general implement attachment and routine hauling.
• Inspect pins for wear, bending, or corrosion before heavy use.

What tractor brands and models are they compatible with?

These pins are intended as cross-compatible replacements for many well-known agricultural brands when the hole diameter and length match. They are listed to work with John Deere, Massey Ferguson, Kubota, Ford/New Holland, Case IH, International Harvester and related marques.

• Commonly replaces part numbers: 251540, 30281E1, HPL05.
• Works with older Allis Chalmers, David Brown, Farmall, White/Oliver, Minneapolis Moline models when sizes align.
• Not an OEM-manufactured part — use as a practical aftermarket replacement.

How should I install and maintain these hitch pins?

Installation is straightforward: slide the pin through the aligned hitch holes and secure with the retained clip or cotter device compatible with the pin. Routine maintenance includes cleaning, light lubrication to prevent rust, and periodic inspection for distortion or excessive wear.

• Slide through aligned holes and secure with appropriate clip.
• Keep clean, lightly lubricate, and store spare pins dry.
• Replace if bent, elongated, or showing heavy surface pitting.

Who is this for? Farmers, landscapers, small-holding owners, equipment rental shops and DIY mechanics who need dependable, low-cost replacement hitch pins will find this five-pack ideal. It’s especially useful if you operate multiple implements or want spares available in the shop, trailer, or tractor tool box. If you require OEM certification or pins for heavy-duty structural towing beyond standard implement attachment, verify load specs with your equipment manufacturer before use.