Control Arm
Shop Cost
~$600
DIY Parts
~$100
You Save
~$500
Tools needed (one-time, if you don't own them)~$295
🔧 Torque Spec: Control arm bolts: 90-120 ft-lbs
Tools Required (8)
Jack & jack stands
Socket set
Wrench set
Breaker bar
Torque wrench
Ball joint separator
Penetrating oil
Pry bar
Parts & Consumables
Control arm assemblyNew bolts
Pro Tip Buy complete assembly with bushing + ball joint pre-installed. Alignment after.
🚗 Vehicle-Specific Notes
Honda
Lower control arm is common. 17mm ball joint bolt, 14mm frame bolts. Alignment after.
Toyota
Trucks: upper control arm with ball joint pre-installed available. Bolt-in. 19mm bolts.
Ford F-150
Upper and lower. Upper is easier. 21mm bolts. Cam bolts for alignment — mark position.
BMW
Thrust arm (front lower) is most common failure. 18mm. Eccentric bolt for alignment.
Subaru
Rear lateral links and trailing arms. Multiple arms per corner. Budget time.
❓ Common Questions
What tools do I need for a control arm?
You need 8 tools: Jack & jack stands, Socket set, Wrench set, Breaker bar, Torque wrench, Ball joint separator, Penetrating oil, Pry bar. Parts required: Control arm assembly, New bolts.
How much does a control arm cost DIY vs shop?
A shop charges approximately $600. Doing it yourself costs about $100 in parts, saving you $500.
How hard is a control arm to do yourself?
Rated Advanced (4/5 difficulty). Typically takes 2-4 hrs. Buy complete assembly with bushing + ball joint pre-installed. Alignment after.
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