This page lists 42 steering parts for the 2021 Chevrolet Suburban, across 13 part types, covering all 3 engine options (3.0L L6 DIESEL Turbocharged, 5.3L V8 and 6.2L V8). Every part shows its brand, manufacturer part number and fitment notes.
The steering system on the 2021 Chevrolet Suburban connects driver to road through the rack, pump, tie rods, and column components. The largest groups are Tie Rod End (21 parts), Knuckle (5 parts) and Power Steering Assist Motor / Module (2 parts). The other 10 part types cover the remaining 14 parts.
The 2021 Chevrolet Suburban was sold with 3 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
11 brands supply steering parts for the 2021 Chevrolet Suburban, led by GM GENUINE (18 parts), MEVOTECH (6 parts) and MOOG (3 parts), plus 8 more brands. Quality grades include Daily Driver, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Chevrolet Suburban. 6 parts have it, including GM GENUINE 84673210 (Knuckle) and GM GENUINE 84674099 (Tie Rod End). Each part number opens a page with every vehicle that part fits.
Coupling Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 86803987 | 🇺🇸 US 🇨🇦 CA | Intermediate | View on Amazon |
This table covers the Coupling 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.
One part is listed for the 2021 Chevrolet Suburban — GM GENUINE 86803987.
Knuckle
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 84673210 | 🇺🇸 US 🇨🇦 CA | Front RightARLINGTON, TX ASSEMBLY PLANT Code (ARL),Fort Wayne, In Plant Code (FWI),Silao, Mexico Plant (MSL),Oshawa, Ontario Plant 2 (OST) | View on Amazon |
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 85562433 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APWI Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | CH2064 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Forged Knuckles | View on Amazon |
| APWI Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | CH2065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Forged Knuckles | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 85562432 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
This table covers the steering knuckles that carry the hub, caliper and ball joints.
5 Knuckle parts are listed for the 2021 Chevrolet Suburban, from GM GENUINE and APWI. GM GENUINE 84673210 carries the "Popular" badge.
The Daily Driver section lists 2 options from GM GENUINE — grouped for everyday commuting duty. GM GENUINE 84673210 is listed in this group.
In the Economy grade, APWI supplies 2 parts: the catalog's value-priced group. A representative part number is APWI CH2064.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Part numbers include GM GENUINE 84673210, GM GENUINE 85562433 and APWI CH2064, among others listed above.
Power Steering Assist Motor / Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 5.3L V8 | 84732303 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 86285327 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Power Steering Assist Motor modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years.
2 Power Steering Assist Motor / Module parts are listed for the 2021 Chevrolet Suburban, from ACDELCO and GM GENUINE.
This group includes ACDELCO 84732303 and GM GENUINE 86285327.
Rack and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 85742528 | 🇺🇸 US 🇨🇦 CA | Reman | View on Amazon |
| TERREPOWER Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 2030218E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | 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.
2 Rack and Pinion parts are listed for the 2021 Chevrolet Suburban, from GM GENUINE and TERREPOWER.
Part numbers include GM GENUINE 85742528 and TERREPOWER 2030218E.
Rack and Pinion Bellow
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 22834081 | 🇺🇸 US 🇨🇦 CA | Universal or Specific Fit: Specific | View on Amazon |
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 86570735 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the rubber boots that seal the inner tie-rod joints on the rack.
2 Rack and Pinion Bellow parts for the 2021 Chevrolet Suburban come from GM GENUINE.
Listed part numbers: GM GENUINE 22834081 and GM GENUINE 86570735.
Rack and Pinion Bellow Clamp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 11562064 | 🇺🇸 US 🇨🇦 CA | InnerLARGE | View on Amazon |
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 11562066 | 🇺🇸 US 🇨🇦 CA | OuterSMALL | View on Amazon |
This table covers the Rack and Pinion Bellow clamps.
GM GENUINE supplies both parts for the 2021 Chevrolet Suburban.
Part numbers include GM GENUINE 11562064 and GM GENUINE 11562066.
Rack and Pinion Belt Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| EDELMANN Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 9600 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Electronic Rack and Pinion Belt Repair Kit | View on Amazon |
This table covers the Rack and Pinion Belt kits.
This group shows a single part: EDELMANN 9600.
Steering Column
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 85752870 | 🇺🇸 US 🇨🇦 CA | Output Shaft Spline Quantity: 44 | View on Amazon |
This table covers the steering columns.
One part is listed for the 2021 Chevrolet Suburban — GM GENUINE 85752870.
Steering Column Lock Actuator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 13534627 | 🇺🇸 US 🇨🇦 CA | Labeled 13534627, 13539795, 13539587, 13541216, 13551011Includes actuator | View on Amazon |
This table covers the Steering Column Lock actuators. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same.
One part is listed for the 2021 Chevrolet Suburban — GM GENUINE 13534627.
Steering Column Switch Housing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 84483956 | 🇺🇸 US 🇨🇦 CA | Mount Hole Quantity: 3 | View on Amazon |
This table covers the Steering Column Switch housings.
This group shows a single part: GM GENUINE 84483956.
Steering Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 3.0L L6 DIESEL Turbocharged, 5.3L V8 | 85713052 | 🇺🇸 US 🇨🇦 CA | End 2 Type: U-Joint | View on Amazon |
This table covers the Steering shafts.
One part is listed for the 2021 Chevrolet Suburban — GM GENUINE 85713052.
Tie Rod End
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 5.3L V8 | 84674099 | 🇺🇸 US 🇨🇦 CA | Inner | View on Amazon |
| MEVOTECH Popular Fits: 5.3L V8 | MS50791 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Jam Nut | View on Amazon |
| MOOG Popular Fits: 5.3L V8 | EV801527 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| MOOG Popular Fits: 5.3L V8 | ES801533 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| DELPHI Fits: 5.3L V8 | TA3590 | 🇺🇸 US 🇨🇦 CA | Inner | View on Amazon |
| DELPHI Fits: 5.3L V8 | TA3500 | 🇺🇸 US 🇨🇦 CA | Front Right Outer | View on Amazon |
| DELPHI Fits: 5.3L V8 | TA3499 | 🇺🇸 US 🇨🇦 CA | Front Left Outer | View on Amazon |
| GM GENUINE Fits: 5.3L V8 | 86544912 | 🇺🇸 US 🇨🇦 CA | End 1 Thread Direction: Clockwise (Right) | View on Amazon |
| MEVOTECH Fits: 5.3L V8 | MS506138 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeGreaseable | View on Amazon |
| MEVOTECH Fits: 5.3L V8 | MS506139 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeGreaseable | View on Amazon |
| MOOG Fits: 5.3L V8 | ES801532 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| SUSPENSIA Fits: 5.3L V8 | X07TR0549 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| SUSPENSIA Fits: 5.3L V8 | X07TE1048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| SUSPENSIA Fits: 5.3L V8 | X07TE1049 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Popular Fits: 5.3L V8 | GS50791 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| DORMAN Fits: 5.3L V8 | 543849 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| DORMAN Fits: 5.3L V8 | 544660 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right Outer | View on Amazon |
| DORMAN Fits: 5.3L V8 | 544659 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left Outer | View on Amazon |
| QUICK STEER Fits: 5.3L V8 | EV801527 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Fits: 5.3L V8 | TXMS506139 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terrain ToughTTX | View on Amazon |
| MEVOTECH Fits: 5.3L V8 | TXMS506138 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Terrain ToughTTX | 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.
21 Tie Rod End parts for the 2021 Chevrolet Suburban come from 7 brands — MEVOTECH, MOOG, DELPHI and 4 other brands. The "Popular" part is GM GENUINE 84674099.
Daily Driver: 14 parts, from MEVOTECH, MOOG, DELPHI and 2 other brands. A representative part number is GM GENUINE 84674099.
The Economy section: 5 options from DORMAN, MEVOTECH and QUICK STEER. MEVOTECH GS50791 is listed in this group.
In the Premium grade, MEVOTECH supplies 2 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is MEVOTECH TXMS506139.
Tie Rod Nut
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 5.3L V8 | 11609283 | 🇺🇸 US 🇨🇦 CA | OuterM14X2.0 | View on Amazon |
| GM GENUINE Fits: 5.3L V8 | 11562065 | 🇺🇸 US 🇨🇦 CA | InnerM16X1.5,11THK | View on Amazon |
This table covers the Tie Rod nuts.
2 Tie Rod Nut parts for the 2021 Chevrolet Suburban come from GM GENUINE.
Part numbers include GM GENUINE 11609283 and GM GENUINE 11562065.
Buying Steering Parts for a 2021 Chevrolet Suburban
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 Chevrolet Suburban?
Our catalog currently lists 42 steering parts for the 2021 Chevrolet Suburban across 13 subcategories and 11 brands, covering all 3 engine options (3.0L L6 DIESEL Turbocharged, 5.3L V8 and 6.2L V8). Each part is matched to the engine(s) it fits.
Do steering parts differ between 2021 Chevrolet Suburban 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 Chevrolet Suburban?
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 Chevrolet Suburban 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 Chevrolet Suburban?
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 Chevrolet Suburban
Steering Parts for Other Chevrolet Suburban Years
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