Toyota 4Runner 4.0L Repair Information

Toyota 4Runner 4.0L Rear End Repair Information

Here you can find information regarding repairs to the Toyota 4Runner rear end system. These repairs include the rear control arms installation, the rear swaybar information and bolt torque specs, the rear diff fluid change procedures, and the rear end watts system installation. All of these repairs and procedures include in depth details on how to perform the replacement and or repair. They also contain all the detailed torque specs needed for each bolt involved in the repair.

Rear Control Arms Installation

The rear suspension of the Toyota 4Runner consists of a series of control arms that help to control the rear wheel and keep it in place during driving. These control arms connect from the vehicles frame to the vehicles axles. At both connections the bolts and nuts need to be torqued to around 75 ft-lbs. Ensuring that the bushing and rubber componenets of the control arms are in good condition will allow for a smooth and quiet ride.

Toyota 4Runner Rear Control Arms to Frame Torque Spec : 75 ft-lbs

Toyota 4Runner Rear Control Arms to Axle Torque Spec : 75 ft-lbs

 

Rear Differential Torque Specs

On the Toyota 4Runner rear axle the U bolts need to be tightened down to 90 ft-lbs. The ring gear bolts get tightened down to 71 ft-lbs. if with an e locker and 92 if without the carrier bearing caps get tightened down to 83 ft-lbs. The differential drain plug should be tightened down to 36 ft-lbs. While the backing plate to the axle get tightened down to 50 ft-lbs.

Toyota 4Runner Rear Axle U-Bolts Torque Specs : 90 ft-lbs

Toyota 4Runner Rear End Ring Gear with e-locker Torque Specs : 71 ft-lbs

Toyota 4Runner Rear End Ring Gear w/o e-locker Torque Specs : 92 ft-lbs

Toyota 4Runner Rear Carrier Bearing Caps Torque Specs : 83 ft-lbs

Toyota 4Runner Rear Differential Drain Plug Torque Specs : 36 ft-lbs

Toyota 4Runner Rear Axle Backing Plate Torque Specs : 50 ft-lbs

 

Rear Shocks Installation

To replace the rear shocks on a Toyota 4Runner you will need to remove two sets of bolts/nuts located at the bottom and top of the shock. Both of these fasteners can be accessed from underneath the vehicle by jacking it up and removing the wheel. To uninstall the old shock simply just remove both of the fasteners and the part will come out. When installing the new part reverse the procedure and tighten up the lower bolt to 72 ft-lbs and then the upper nut to about 15 ft-lbs or until the rubber bushings begin to protrude.

Toyota 4Runner Rear Shock Upper Nut Torque Specs : 15 ft-lbs

Toyota 4Runner Rear Shock Lower Bolt Torque Specs : 72 ft-lbs

 

Rear Stabilizer Bar Installation

To replace the rear stabilizer bar on the Toyota 4Runner you will first need to remove the endlinks from the vehicles rear suspension. Each side contains an endlink that has a bolt and a nut. Remove both fasteners on both sides and then remove the bars brackets to remove the entire assembly from the vehicle. When reinstalling the part with either the same or new componenets the frame brackets need to be tightened down to 20 ft-lbs. The endlinks can be tightened down to 30 ft-lbs unless it is the nut. The nuts should be tightened until the rubber bushings begin to protrude out from the frames metal.

Toyota 4Runner Rear Stabilizer Bar Bracket Torque Specs : 20 ft-lbs

Toyota 4Runner Rear Stabilizer Endlinks Torque Specs : 30 ft-lbs

 

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Rear Control Arms Torque Specs
Rear Control Arms to Frame Torque Spec	75 ft-lbs
Rear Control Arms to Axle Torque Spec	75 ft-lbs
Rear Differential / Axle Torque Specs
Rear Axle U-Bolts Torque Spec	90 ft-lbs
Rear End Ring Gear with E-locker Torque Spec	71 ft-lbs
Rear End Ring Gear w/o E-locker Torque Spec	92 ft-lbs
Rear Carrier Bearing Cap Torque Spec	83 ft-lbs
Rear Differential Drain Plug Torque Spec	36 ft-lbs
Rear Axle Backing Plate Torque Spec	50 ft-lbs
Rear Shock Torque Specs
Rear Shock Upper Nut Torque Spec	15 ft-lbs
Rear Shock Lower Bolt Torque Spec	72 ft-lbs
Rear Stabilizer Bar Brackets Torque Spec	20 ft-lbs
Rear Stabilizer Bar Endlinks Torque Spec	30 ft-lbs