7/8″ Round Truck U-Bolts

$33.45$43.95 inc GST

or 4 fortnightly payments from $8.36 with Afterpay More info

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7/8″ Round Truck U-Bolts – High Tensile

7/8″ round truck u-bolt thread is a UNF length 75mm long. The two u-bolts in the image are illustration only. Price per u-bolt.

Primarily, the truck u-bolts provide the clamping force required to clamp the leaf spring and axle firmly together.

Proper clamping of the spring by the truck u-bolts provides the desired spring stiffness. It contributes to maintaining the vehicle ride height and handling characteristics as initially specified for the vehicle.

Rusty or damaged u-bolts require replacing from time to time. Checking the u-bolts around your axle and spring assemble is easy. Just select the correct size socket, crawl under the rig and check or adjust the u-bolt nuts. If they are cross-threaded and will not tighten, then you need to replace the u-bolt.

u-bolts caravan accidentsIt is essential to check tightening at the first service to ensure correct tightness.

Loose Axle U-bolts causes Highway Havoc


  • U-Bolt 5″ Round X 10″ – 7/8″ UNF 75mm Thread – Inc nuts and washers
  • U-Bolt 5″ Round X 13″ – 7/8″ UNF 75mm Thread – Inc nuts and washers
  • 5″ Round X 14″ – 7/8″ UNF 75mm Thread – Inc nuts and washers
  • U-Bolt 5″ Round X 18″ – 7/8″ UNF 75mm Thread – Inc nuts and washers

Sorry, we are unable to make u-bolts not listed here.

Purchase more u-bolts here

Couplemate Trailer Parts sells only the best quality 7/8″ Round Truck U-Bolts and caravan spare parts throughout Australia.

Customers are welcome to either pickup or take advantage of our low freight rates. Express shipping to Melbourne, Sydney, Brisbane, Perth, Adelaide, Darwin, and Hobart.

We also ship products to New Zealand via Australia Post Air Express.

© Steve Wotherspoon April 8, 2020. Images and text may be copied, provided a link back to the copied page and the source is displayed where the content or image is located.

Additional information

Weight1 kg
Dimensions35 × 2 × 2 cm
U-Bolts 7/8

5" Round x 10", 5" Round x 13", 5" Round x 14", 5" Round x 18"


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