How to replace the steering knuckle on 2005 Cadillac STS?

Replace the Steering Knuckle in a 2005 cadillac sts (AWD) model by elevating the car, removing tire and wheel and wheel bearing/hub in succession. You must first detach the outer tie rod from the Steering Knuckle then break the brake hose bracket retaining bolts. After removing the Steering Knuckle ball stud retaining nuts from both the upper control arm ball stud and lower control arm ball stud you can separate the Steering Knuckle from its installation position. The installation process starts by connecting the new Steering Knuckle to the lower control arm ball stud then completing it with a new retaining nut. Fasten the upper control arm ball stud to the Steering Knuckle by using a new retaining nut. Fasten the brake hose bracket in place with retaining bolts tightened to 14 n.m (10 ft.lb.) and attach the outer tie rod to the Steering Knuckle. Reinstall the wheel bearing/hub and tire and wheel before lowering the vehicle back down.

OEM 2005 Cadillac STS Steering Knuckle

Front Steering Knuckle

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6 Steering Knuckles found

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2005 Cadillac STS Knuckle, Driver Side Part Number: 18064146
$199.80 MSRP: $329.13
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Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Replaces: 89060203
- Item Weight: 9.40 Pounds
- Item Dimensions: 21.6 x 12.4 x 8.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 18064146
- Warranty: This genuine part is guaranteed by GM's factory warranty.
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Fits the following 2005 Cadillac STS Submodels:
- Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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2005 Cadillac STS Knuckle Part Number: 88952000
$161.47 MSRP: $254.07
You Save: $92.60 (37%)
Product Specifications
- Other Name: Knuckle, Rear Suspension; Knuckle, Rear Wheel
- Position: Rear
- Item Weight: 11.40 Pounds
- Item Dimensions: 14.9 x 15.1 x 10.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 88952000
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Cadillac STS Submodels:
- Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
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2005 Cadillac STS Knuckle, Passenger Side Part Number: 18064127
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Replaces: 89060216
- Item Weight: 10.10 Pounds
- Item Dimensions: 22.4 x 10.6 x 5.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 18064127
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Cadillac STS Submodels:
- Base, Platinum | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
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2005 Cadillac STS Knuckle, Driver Side Part Number: 18064126
Product Specifications
- Other Name: Knuckle, Steering
- Position: Driver Side
- Replaces: 89060215
- Item Weight: 10.40 Pounds
- Item Dimensions: 23.2 x 10.6 x 4.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 18064126
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Cadillac STS Submodels:
- Base, Platinum | 6 Cyl 3.6 L GAS, 8 Cyl 4.6 L GAS
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2005 Cadillac STS Knuckle, Passenger Side Part Number: 18064147
Product Specifications
- Other Name: Knuckle, Steering
- Position: Passenger Side
- Replaces: 89060206
- Item Weight: 9.00 Pounds
- Item Dimensions: 21.2 x 12.4 x 11.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 18064147
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Cadillac STS Submodels:
- Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS
View related parts
2005 Cadillac STS Knuckle Part Number: 88951999
Product Specifications
- Other Name: Knuckle, Rear Suspension; Knuckle, Rear Wheel
- Position: Rear
- Item Weight: 9.20 Pounds
- Item Dimensions: 14.5 x 10.7 x 6.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 88951999
- Warranty: This genuine part is guaranteed by GM's factory warranty.
More Info
Fits the following 2005 Cadillac STS Submodels:
- Base, Platinum, V | 6 Cyl 3.6 L GAS, 8 Cyl 4.4 L GAS, 8 Cyl 4.6 L GAS

2005 Cadillac STS Steering Knuckle

With a comprehensive array of OEM 2005 Cadillac STS Steering Knuckle, from fuel pumps to door handles, our website is a one-stop-shop for your needs. All our genuine 2005 Cadillac STS Steering Knuckle are backed by the manufacturer's warranty and are offered at competitive prices in the market. Rest assured, you can shop with complete confidence.

2005 Cadillac STS Steering Knuckle Parts and Q&A

Q: How to replace the steering knuckle on 2005 Cadillac STS?
A: Replace the Steering Knuckle in a 2005 cadillac sts (AWD) model by elevating the car, removing tire and wheel and wheel bearing/hub in succession. You must first detach the outer tie rod from the Steering Knuckle then break the brake hose bracket retaining bolts. After removing the Steering Knuckle ball stud retaining nuts from both the upper control arm ball stud and lower control arm ball stud you can separate the Steering Knuckle from its installation position. The installation process starts by connecting the new Steering Knuckle to the lower control arm ball stud then completing it with a new retaining nut. Fasten the upper control arm ball stud to the Steering Knuckle by using a new retaining nut. Fasten the brake hose bracket in place with retaining bolts tightened to 14 n.m (10 ft.lb.) and attach the outer tie rod to the Steering Knuckle. Reinstall the wheel bearing/hub and tire and wheel before lowering the vehicle back down.