CURT 45311

Instruction Manual: Class 4 Trailer Hitch Ball Mount

Jenama: CURT | Model: 45311

1. Produk Lebihview

The CURT Class 4 Trailer Hitch Ball Mount is engineered for demanding towing applications. Constructed from high-strength steel, it features a 2-inch x 2-inch shank designed to fit industry-standard 2-inch receivers. This ball mount is ideal for towing large boat trailers, RVs, livestock, and horse trailers, as well as various farm and industrial-type trailers. It offers versatility with a standard 4-inch drop and can be flipped to provide a 2-3/4-inch rise, promoting level towing. A hollow shank allows for the use of an anti-rattle hitch pin or lock to minimize noise and vibration during towing. Each ball mount is CNC-formed, robotically welded, and mechanically descaled, then finished with a gloss black powder coat for superior resistance against rust, chips, and UV exposure. It is designed to accept a trailer ball with a 1-1/4-inch diameter shank.

CURT Class 4 Trailer Hitch Ball Mount

Image 1.1: The CURT Class 4 Trailer Hitch Ball Mount, showcasing binaannya yang teguh dan kemasan salutan serbuk hitam.

2. Ciri-ciri Utama

Features and Benefits of CURT Ball Mount

Image 2.1: Visual representation of key features including shank size, ball hole, and durable finish.

3. Panduan Pemasangan

Follow these steps for proper installation of your CURT Class 4 Ball Mount:

  1. Sediakan Penerima: Ensure your vehicle's 2-inch hitch receiver is clean and free of debris.
  2. Sisipkan Pelekap Bola: Slide the 2-inch x 2-inch shank of the ball mount into your vehicle's hitch receiver.
  3. Orient for Drop or Rise: Determine if you need a 4-inch drop or a 2-3/4-inch rise for level towing. Orient the ball mount accordingly.
  4. Selamatkan dengan Pin: Align the pin holes on the ball mount shank with those on the receiver. Insert a compatible hitch pin (sold separately) through the aligned holes and secure it with a clip or lock.
  5. Attach Trailer Ball: Install a trailer ball with a 1-1/4-inch diameter shank into the ball hole on the ball mount. Ensure it is properly tightened according to the trailer ball manufacturer's specifications.
Installation of a trailer hitch ball mount

Image 3.1: Demonstrates the process of inserting the ball mount into a vehicle's hitch receiver.

Approximate dimensions for CURT ball mount drop and rise

Image 3.2: Diagram showing the 4-inch drop and 2-3/4-inch rise options, along with other key dimensions.

4. Operasi dan Penggunaan

Once installed, ensure all connections are secure before towing. Always verify that the trailer is level when hitched to the ball mount to ensure optimal handling and safety. Connect safety chains from the trailer to the vehicle's hitch or frame, ensuring they are crossed under the trailer tongue to cradle it in case of detachment. Regularly check all towing components for wear or damage before each use. Never exceed the Gross Trailer Weight (GTW) or Tongue Weight (TW) ratings of the ball mount, the trailer hitch, or your vehicle, whichever is lowest.

5. Penyelenggaraan

To ensure the longevity and performance of your CURT ball mount, regular maintenance is recommended:

6. Penyelesaian masalah

Most issues related to ball mounts are due to improper installation or exceeding weight capacities. Consider the following:

7. Spesifikasi

AtributNilai
JenamaCURT
ModelClass 4 Ball Mount (45311)
bahanKeluli Karbon
Jenis SelesaiKot Serbuk Hitam Berkilat
Saiz Batang2 inci x 2 inci
Jatuhkan4 inci
Bangkit2-3/4 inci
Ball Hole Diameter1-1/4 inci
Berat Treler Kasar (GTW)10,000 paun
Berat Lidah (TW)1,000 paun
Berat Barang8.4 paun
Dimensi Produk42 x 21 x 10 inci
Negara AsalUSA

8. Maklumat Keselamatan

AMARAN: This product can expose you to chemicals including Carbon Steel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

Always prioritize safety when towing. Ensure all components are correctly installed and rated for your towing application. Never exceed the lowest weight rating of any component in your towing system (vehicle, hitch, ball mount, trailer ball, trailer). Regularly inspect all parts for wear or damage. Use appropriate safety chains and ensure they are properly connected. Avoid sudden starts, stops, or turns when towing. Distribute trailer load evenly to maintain proper tongue weight.

9. Apa yang ada di dalam Kotak

Note: Trailer ball, hitch pin, and clip are sold separately.

10. Waranti dan Sokongan

For specific warranty details and customer support, please refer to the official CURT website or contact CURT customer service directly. Keep your purchase receipt for warranty claims. Regular product registration may be available and is recommended.

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