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CURT Trailer Hitch Pin: 2 in Compatible Hitch Size, 5/8 in Pin Dia, III/IV/V - Pin & Clips
CURTPin & Clips

CURT Trailer Hitch Pin: 2 in Compatible Hitch Size, 5/8 in Pin Dia, III/IV/V

The CURT Trailer Hitch Pin (MPN 21551) is a steel pin & clip for Class IV hitches, with a 5/8 in pin diameter and 5 5/8 in overall length. It includes a swivel hitch pin and has a chrome-plated finish, compatible…

SKU 3G-OTH-485404

Brand
CURT
Item
Trailer Hitch Pin: 2 in Compatible Hitch Size, 5/8 in Pin Dia, III/IV/V
Category
Pin & Clips
Available to Order
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Technical Specifications

CURT
Manufacturer Part Number
21551
Type
III/IV/V
Material
Steel
Overall Lg
5 5/8 in
Finish
Chrome Plated
Pin Dia
5/8 in
Includes
Swivel Hitch Pin
Vehicle Class
IV
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CURT Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The CURT Trailer Hitch Pin (MPN 21551) is a steel pin & clip for Class IV hitches, with a 5/8 in pin diameter and 5 5/8 in overall length. It includes a swivel hitch pin and has a chrome-plated finish, compatible with 2 in hitch sizes.

Frequently Asked Questions

What is the CURT Trailer Hitch Pin 21551 used for?

The CURT Trailer Hitch Pin 21551 secures a trailer coupler to a 2 in hitch receiver on Class IV vehicles. Its 5/8 in pin diameter and 5 5/8 in overall length provide a reliable connection for towing. The chrome-plated steel construction resists corrosion, and the swivel pin simplifies insertion and removal.

What are the specifications of the CURT 21551 hitch pin?

The CURT 21551 is a steel hitch pin with a 5/8 in pin diameter and 5 5/8 in overall length. It is compatible with 2 in hitch sizes and fits Class III, IV, and V hitches. The chrome-plated finish resists rust, and it includes a swivel hitch pin for easier use. The manufacturer part number is 21551.

Where to buy the CURT 21551 trailer hitch pin worldwide?

3G Electric supplies the CURT 21551 trailer hitch pin to customers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your location. Contact us to order this chrome-plated steel pin with a 5/8 in diameter and swivel design for Class IV hitches.

How to install the CURT 21551 hitch pin?

To install the CURT 21551, align the trailer coupler with the 2 in hitch receiver. Insert the 5/8 in diameter pin through the aligned holes until the swivel clip snaps into place. Ensure the pin is fully seated and the clip is secure before towing. Regularly inspect the chrome-plated finish for wear.

Used in

Common applications for CURT
Fleet maintenance — CURT Box End Wrench (MPN 20001) for tightening hitch bolts and trailer fasteners
Construction site security — CURT Automotive Hitch Lock (MPN 23666) for securing equipment trailers and tool boxes
Warehouse operations — CURT cable locks for temporary locking of roll cages or pallet racks
Field service — CURT wrenches for on-site repair of towing equipment on service vehicles
Event logistics — CURT hitch locks for securing temporary barriers or stage equipment

CURT Products

3G Electric supplies CURT pin & clips. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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