Axle U-Bolt Kits

Used to mount your trailer leaf springs to your axle

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Axle U-Bolt Kits

Features

• Attaches leaf springs to trailer axle.
• Zinc plated or hot dip galvanized for corrosion reistance.

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TOW-MAX U-Bolt kits provides hardware needed to install leaf springs on your trailer’s axle. Galvanized or corrosion resistance using zinc plated or hot dip. The most often used U-bolt kit for trailer axles.

Specifications

Product Code Axle Size Spring Width Thread Dia. Inside Length Application Description
UK34R2 1 3/4″ RND 1 3/4″ 3/8″-24 UNF 4 1/4″ 2K Axles U-Bolt x 4, Nut x 8, Axle Plate x 2
UK38R35 2 3/8″ RND 1 3/4″ 1/2″-20 UNF 5 1/2″ 3.5K Axles U-Bolt x 4, Nut x 8, Axle Plate x 2
UK3R6 3″ RND 1 3/4″ & 2″ 1/2″-20 UNF 7″ 5.2K-7K Axles U-Bolt x 4, Nut x 8, Axle Plate x 2
UK34S2 1 3/4″ SQR 1 3/4″ 9/16″-18 UNF 4 1/2″ 2K Axles U-Bolt x 4, Nut x 8, Axle Plate x 2
UK2S35 2″ SQR 1 3/4″ 9/16″-18 UNF 5 3/4″ 3.5K Axles U-Bolt x 4, Nut x 8, Axle Plate x 2
UK39R45 39mm RND 45mm 1/2″-20 UNF 4 1/2″ 6mm Fish plate x 2, U-bolt x 4, Nut x 8, Axle Pad x 2
UK40S45 40mm SQR 45mm 1/2″-20 UNF 5″ 6mm Fish plate x 2, U-bolt x 4, Nut x 8, Axle Pad x 2
UK45S45 45mm SQR 45mm 1/2″-20 UNF 5 1/2″ 8mm Slotted Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2
UK45S60 45mm SQR 60mm 1/2″-20 UNF 5 1/2″ 8mm Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2
UK50S45 50mm SQR 45mm 1/2″-20 UNF 5 1/2″ 8mm Slotted Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2
UK50S60 50mm SQR 60mm 1/2″-20 UNF 5 1/2″ 8mm Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2
UK50R45 50mm RND 45mm 1/2″-20 UNF 6 1/4″ 8mm Slotted Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2
UK50R60 50mm RND 60mm 1/2″-20 UNF 6 1/4″ 8mm Fish plate x 2, U-bolt x4, Nut x 8, Axle Pad x2
UK45S6058 45mm SQR 60mm 5/8″ 6″ Off Road 10mm Slotted Fish plate x 2, High Tensile U-bolt x4,
Nut x 8, Axle Pad x2
UK50S6058 50mm SQR 60mm 5/8″ 6″ Off Road 10mm Slotted Fish plate x 2, High Tensile U-bolt x4,
Nut x 8, Axle Pad x2
UK63S6058 63mm SQR 60mm 5/8″ 6″ Off Road 10mm Slotted Fish plate x 2, High Tensile U-bolt x4,
Nut x 8, Axle Pad x2
UK65R6058 65mm RND 60mm 5/8″ 6″ Off Road 10mm Slotted Fish plate x 2, High Tensile U-bolt x4,
Nut x 8, Axle Pad x2

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