How to replace the steering knuckle in the rear suspension on GMC Acadia?

Secondly, jack up and support the other end of the vehicle. Unscrew the rear Wheel Bearing and hub, the rear disc Brake Backing Plate assembly and the rear wheel drive shaft. Place a jack stand under the lower Control Arm, remove nut and bolt uniting the knuckle to the adjuster link. Next, be sure to remove the lower knuckle to lower Control Arm nut and bolt off, and the bolt and nut to the upper Control Arm to the knuckle off. The rear suspension link can be left on the lower Control Arm while doing this. After removing the knuckles of the upper and lower Control Arm, position with the new knuckle at its position and ensure all fasteners are loosely attached for alignment. Mount the bolt from the knuckle to the adjuster link and finger tighten the nut and then finish tightening to 75 n.m (55 lb ft) + 60 degrees. Mount the bolt to the upper Control Arm and the knuckle, finger tighten the nut, and then tighten to 100 n.m (74 lb ft) plus 60 degrees. Do the same with bolt from the lower Control Arm to the knuckle, finger tighten then tighten to 100 n.m (74 lb ft) + 60 degrees as well. After removing the jack stand, reinstall the rear wheel drive shaft, rear disc Brake Backing Plate assembly as well as rear Wheel Bearing and hub. Finally, take out the support and lower the vehicle.

OEM GMC Acadia Steering Knuckle

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GMC Acadia Knuckle, Rear Passenger Side
Part Number: 23400078
$138.59 MSRP: $226.84
You Save: $88.25 (39%)
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Rear Passenger Side
- Replaces: 10391042
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2016 GMC Acadia | Denali, SL, SLE, SLT | 6 Cyl 3.6 L GAS
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GMC Acadia Knuckle, Passenger Side
Part Number: 25796983
$206.67 MSRP: $351.87
You Save: $145.20 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2016 GMC Acadia | Denali, SL, SLE, SLT | 6 Cyl 3.6 L GAS
View related parts
GMC Acadia Knuckle, Driver Side
Part Number: 25796982
$221.62 MSRP: $351.87
You Save: $130.25 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2016 GMC Acadia | Denali, SL, SLE, SLT | 6 Cyl 3.6 L GAS
View related parts
GMC Acadia Knuckle, Rear Passenger Side
Part Number: 84196225
$117.85 MSRP: $187.10
You Save: $69.25 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Rear Passenger Side
- Replaced by: 26503837
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2023 GMC Acadia | AT4, Denali, SL, SLE, SLT | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L GAS
View related parts
GMC Acadia Knuckle, Rear Driver Side
Part Number: 84196224
$117.85 MSRP: $187.10
You Save: $69.25 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Rear Wheel
- Position: Rear Driver Side
- Replaced by: 26503836
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2023 GMC Acadia | AT4, Denali, SL, SLE, SLT | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L GAS
View related parts
GMC Acadia Knuckle, Passenger Side
Part Number: 84560116
$45.54 MSRP: $111.12
You Save: $65.58 (60%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Replaces: 22985325, 84437325, 84437327
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2023 GMC Acadia | AT4, Denali, SL, SLE, SLT | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L GAS
View related parts
GMC Acadia Knuckle, Driver Side
Part Number: 84560115
$74.52 MSRP: $128.00
You Save: $53.48 (42%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Replaces: 84437326, 84437328, 22985326
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2017-2023 GMC Acadia | AT4, Denali, SL, SLE, SLT | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS, 6 Cyl 3.6 L GAS
View related parts
GMC Acadia Knuckle, Rear Driver Side
Part Number: 10391041
$125.50 MSRP: $197.47
You Save: $71.97 (37%)
Product Specifications
- Other Name: Knuckle Assembly, Rear Suspension; Knuckle, Rear Wheel
- Position: Rear Driver Side
- Replaced by: 23400077
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2016 GMC Acadia | Denali, SL, SLE, SLT | 6 Cyl 3.6 L GAS

GMC Acadia Steering Knuckle

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GMC Acadia Steering Knuckle Parts Questions & Experts Answers

Knuckle, Passenger Side
25796983
Q: How to replace the steering knuckle in the rear suspension on GMC Acadia?
A: Secondly, jack up and support the other end of the vehicle. Unscrew the rear Wheel Bearing and hub, the rear disc Brake Backing Plate assembly and the rear wheel drive shaft. Place a jack stand under the lower Control Arm, remove nut and bolt uniting the knuckle to the adjuster link. Next, be sure to remove the lower knuckle to lower Control Arm nut and bolt off, and the bolt and nut to the upper Control Arm to the knuckle off. The rear suspension link can be left on the lower Control Arm while doing this. After removing the knuckles of the upper and lower Control Arm, position with the new knuckle at its position and ensure all fasteners are loosely attached for alignment. Mount the bolt from the knuckle to the adjuster link and finger tighten the nut and then finish tightening to 75 n.m (55 lb ft) + 60 degrees. Mount the bolt to the upper Control Arm and the knuckle, finger tighten the nut, and then tighten to 100 n.m (74 lb ft) plus 60 degrees. Do the same with bolt from the lower Control Arm to the knuckle, finger tighten then tighten to 100 n.m (74 lb ft) + 60 degrees as well. After removing the jack stand, reinstall the rear wheel drive shaft, rear disc Brake Backing Plate assembly as well as rear Wheel Bearing and hub. Finally, take out the support and lower the vehicle.

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