HomeSuspension > Suspension, Springs and Related ComponentsDorman 929-806 Leaf Spring Axle U-Bolt Kit - Rear
Part #: 929-806

Dorman 929-806 Leaf Spring Axle U-Bolt Kit - Rear

Rear
24 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Ford, F-250 Super Duty and F-350 Super Duty
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Dorman 929-806 Leaf Spring Axle U-Bolt Kit

Dorman 929-806 is a standard replacement leaf spring axle U-bolt kit for rear suspension service on select Ford Super Duty trucks. It is built from steel with a semi-gloss black finish and uses 5/8 in fine threads with Grade 8 hardware specifications for secure axle-to-leaf-spring clamping.

Key Features

  • Steel construction with semi-gloss black finish
  • Grade 8 U-bolt hardware with fine threads
  • 5/8 in thread diameter and 5.5 in thread length
  • Inside dimensions: 10.625 in length and 3.219 in width
  • Specific-fit suspension hardware for rear axle mounting
  • Nuts included

Application Details

This leaf spring axle U-bolt kit secures the leaf spring or leaf spring pack to the underside of the axle housing. It is a direct-fit suspension hardware replacement for rear applications on 2008-2020 Ford F-350 Super Duty and 2008-2018 Ford F-250 Super Duty with semi-round bend configuration. This Dorman 929-806 part number is also referenced by interchange number 361-757.

Common Repair Uses

  • Replacing stretched, corroded, or damaged rear axle U-bolts
  • Restoring proper clamping force between the axle and leaf spring pack
  • Addressing suspension noise caused by worn mounting hardware
  • Correcting loose or uneven rear suspension hardware on Ford F-250 Super Duty and Ford F-350 Super Duty trucks
  • Supporting leaf spring service after axle or spring maintenance

Installation Notes

Verify leaf spring dimensions, inside width, inside length, thread diameter, and thread length before installation. Confirm the rear semi-round bend application on the vehicle and match the hardware to the axle and spring stack configuration. Torque fasteners to the vehicle manufacturer’s specification after installation and recheck as required during service.

Quality Assurance

Dorman supplies standard replacement suspension hardware engineered to match the listed application details. For fitment-focused ordering, confirm the vehicle year, model, rear position, and spring configuration before selecting Dorman 929-806.

BrandDorman
Part Number929-806
MaterialAcero
MaterialSteel
ColorNegro semibrillante
ColorSemi-gloss black
Bolt Grade8
Thread Length5.5
Nuts IncludedOui
Nuts Included
Nuts IncludedYes
Universal Or Specific FitEspecífico
Universal Or Specific FitSpecific
Grade TypeReemplazo estándar
Grade TypeStandard replacement
Inside Length10.625
Inside Width3.219
Thread TypeFine
Thread TypeFino
Contenidos del paquete2 tornillos tipo “u”
Diámetro de la rosca5/8in
Package Contents2 u-bolts
Thread Diameter5/8 in

This part fits 24 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2020FordF-350 Super DutyRearSemi-Round Bend
2019FordF-350 Super DutyRearSemi-Round Bend
2018FordF-250 Super DutyRearSemi-Round Bend
2018FordF-350 Super DutyRearSemi-Round Bend
2017FordF-250 Super DutyRearSemi-Round Bend
2017FordF-350 Super DutyRearSemi-Round Bend
2016FordF-250 Super DutyRearSemi-Round Bend
2016FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2015FordF-250 Super DutyRearSemi-Round Bend
2015FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2014FordF-250 Super DutyRearSemi-Round Bend
2014FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2013FordF-250 Super DutyRearSemi-Round Bend
2013FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2012FordF-250 Super DutyRearSemi-Round Bend
2012FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2011FordF-250 Super DutyRearSemi-Round Bend
2011FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2010FordF-250 Super DutyRearSemi-Round Bend
2010FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2009FordF-250 Super DutyRearSemi-Round Bend
2009FordF-350 Super DutyStandard Cab PickupRearSemi-Round Bend
2008FordF-250 Super DutyRearSemi-Round Bend
2008FordF-350 Super DutyCrew Cab PickupRearSemi-Round Bend

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

361-757

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.