10 Steering parts are listed for the 2021 Ford Mustang, in 5 part types, covering all 4 engine options (2.3L L4 Turbocharged, 5.0L V8, 5.2L V8 Supercharged and ELECTRIC). Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Ford Mustang, the steering system connects driver to road through the rack, pump, tie rods, and column components. 8 parts of the 10 listed are Tie Rod End (5 parts), Knuckle (2 parts) and Rack and Pinion (1 part). The other 2 part types cover the remaining 2 parts.
The 2021 Ford Mustang was sold with 4 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
4 brands supply steering parts for the 2021 Ford Mustang, led by MOTORCRAFT (6 parts), DORMAN (2 parts) and MEVOTECH (1 part), plus 1 more brand. Quality grades include Daily Driver and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Ford Mustang. 1 part has it: MEVOTECH MS40788 (Tie Rod End). Each part number opens a page with every vehicle that part fits.
Knuckle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Fits: ELECTRIC | MEF592 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| MOTORCRAFT Fits: ELECTRIC | MEF593 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
This table covers the steering knuckles that carry the hub, caliper and ball joints.
MOTORCRAFT supplies both parts for the 2021 Ford Mustang.
This group includes MOTORCRAFT MEF592 and MOTORCRAFT MEF593.
Rack and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Fits: ELECTRIC | STE749 | 🇺🇸 US 🇨🇦 CA | AWDwith Power Steering Gear | View on Amazon |
This table covers the steering gear assemblies that turn the tie rods. Typical signs include fluid at a torn boot, a growl when you turn, or play that the inner tie rods do not explain. Flush the old power-steering fluid with the rack — grit in the old fluid is the usual cause of a repeat leak.
One part is listed for the 2021 Ford Mustang — MOTORCRAFT STE749.
Steering Gear
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Fits: ELECTRIC | STE1078 | 🇺🇸 US 🇨🇦 CA | New | View on Amazon |
This table covers the Steering gears.
This group shows a single part: MOTORCRAFT STE1078.
Tie Rod End
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Popular Fits: ELECTRIC | MS40788 | 🇺🇸 US 🇨🇦 CA | Supreme | View on Amazon |
| MOOG Fits: ELECTRIC | EV801687 | 🇺🇸 US 🇨🇦 CA | Front Inner | View on Amazon |
| MOTORCRAFT Fits: ELECTRIC | MEF3666 | 🇺🇸 US 🇨🇦 CA | Spindle Connecting, RH/LH | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: ELECTRIC | 544588 | 🇺🇸 US 🇨🇦 CA | Front Right Outer | View on Amazon |
| DORMAN Fits: ELECTRIC | 544587 | 🇺🇸 US 🇨🇦 CA | Front Left Outer | View on Amazon |
This table covers the inner and outer tie-rod ends that steer each front knuckle. Typical signs include play on center, a feathered front tire, or a boot that has split and packed with grit. Replace inner and outer ends together on a high-mileage axle, then get an alignment.
5 Tie Rod End parts for the 2021 Ford Mustang come from 4 brands — DORMAN, MEVOTECH, MOOG and 1 other brand. The "Popular" part is MEVOTECH MS40788.
In the Daily Driver grade, MEVOTECH, MOOG and MOTORCRAFT supply 3 parts: grouped for everyday commuting duty. A representative part number is MEVOTECH MS40788.
The Economy section lists 2 options from DORMAN — the catalog's value-priced group. DORMAN 544588 is listed in this group.
This group includes MEVOTECH MS40788, MOOG EV801687 and MOTORCRAFT MEF3666 and the remaining parts above.
Tie Rod End Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Fits: ELECTRIC | STB38 | 🇺🇸 US 🇨🇦 CA | RH and LHSteering Gear | View on Amazon |
This table covers the Tie Rod End boots. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
This group shows a single part: MOTORCRAFT STB38.
Buying Steering Parts for a 2021 Ford Mustang
On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.
- Match the engine first. Every steering part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Tie Rod End and Knuckle .
Frequently Asked Questions
How many steering parts fit the 2021 Ford Mustang?
Our catalog currently lists 10 steering parts for the 2021 Ford Mustang across 5 subcategories and 4 brands, covering all 4 engine options (2.3L L4 Turbocharged, 5.0L V8, 5.2L V8 Supercharged and ELECTRIC). Each part is matched to the engine(s) it fits.
Do steering parts differ between 2021 Ford Mustang engines?
Yes. Every steering part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of steering problems on a 2021 Ford Mustang?
Common symptoms include play or looseness on center, a whine when turning, fluid weeping from rack boots, or uneven tire wear on the front axle. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Ford Mustang was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Ford Mustang?
First match the engine — each row shows which engine(s) the part fits. Then flush old power-steering fluid when replacing a pump or rack — grit in the old fluid is the number-one cause of repeat failure. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Ford Mustang
Steering Parts for Other Ford Mustang Years
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