This page lists 34 steering parts for the 2019 GMC Terrain, across 13 part types, covering both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
On the 2019 GMC Terrain, the steering system connects driver to road through the rack, pump, tie rods, and column components. 21 parts of the 34 listed are Tie Rod End (15 parts), Knuckle (4 parts) and Coupling Boot (2 parts). The other 10 part types cover the remaining 13 parts.
The 2019 GMC Terrain was sold with both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged. All 34 parts on this page fit every engine.
The most listed brands for 2019 GMC Terrain steering parts are GM GENUINE (20 parts), MEVOTECH (5 parts) and MOOG (2 parts), plus 6 more brands. Quality grades include Daily Driver, Economy and Premium.
3 parts on this 2019 GMC Terrain page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including MEVOTECH MS50614 (Tie Rod End) and DORMAN 544631 (Tie Rod End). Click any part number to see every vehicle that part fits.
Coupling Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 84138973 | 🇺🇸 US 🇨🇦 CA | Inner | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 13370418 | 🇺🇸 US 🇨🇦 CA | Outer | 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.
2 Coupling Boot parts for the 2019 GMC Terrain come from GM GENUINE. Every part fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged.
Listed part numbers: GM GENUINE 84138973 and GM GENUINE 13370418.
Knuckle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 84210076 | 🇺🇸 US 🇨🇦 CA | Front LeftFront Strut (GNA) | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 84210077 | 🇺🇸 US 🇨🇦 CA | Front RightFront Strut (GNA) | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 87825520 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 87825519 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
This table covers the steering knuckles that carry the hub, caliper and ball joints.
4 Knuckle parts for the 2019 GMC Terrain come from GM GENUINE. Every part fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged.
This group includes GM GENUINE 84210076, GM GENUINE 84210077 and GM GENUINE 87825520 and the remaining parts above.
Power Steering Assist Motor / Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 85149405 | 🇺🇸 US 🇨🇦 CA | Left Hand Drive (LHD) | 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.
This group shows a single part: GM GENUINE 85149405.
Rack and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TERREPOWER Fits: all 2019 Terrain engines | 2030193E | 🇺🇸 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.
This group shows a single part: TERREPOWER 2030193E.
Rack and Pinion Bellow
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 23479355 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the rubber boots that seal the inner tie-rod joints on the rack.
One part is listed for the 2019 GMC Terrain — GM GENUINE 23479355.
Rack and Pinion Bellow Clamp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 25901575 | 🇺🇸 US 🇨🇦 CA | OuterSpringband | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 11547783 | 🇺🇸 US 🇨🇦 CA | InnerHose, Crimp, 68 Open Outside Diameter, 9.5 Wide | View on Amazon |
This table covers the Rack and Pinion Bellow clamps.
2 Rack and Pinion Bellow Clamp parts for the 2019 GMC Terrain come from GM GENUINE. Every part fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged.
Listed part numbers: GM GENUINE 25901575 and GM GENUINE 11547783.
Steering Column
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 85667511 | 🇺🇸 US 🇨🇦 CA | Steering Coupler Included: No | View on Amazon |
This table covers the steering columns.
This group shows a single part: GM GENUINE 85667511.
Steering Column Switch Housing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 23127909 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Steering Column Switch housings.
One part is listed for the 2019 GMC Terrain — GM GENUINE 23127909.
Steering Coupler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| EDELMANN Fits: all 2019 Terrain engines | 9700 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| GM GENUINE Fits: all 2019 Terrain engines | 20757969 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the couplers in the steering shaft.
2 Steering Coupler parts for the 2019 GMC Terrain come from 2 brands — EDELMANN and GM GENUINE. Every part fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged.
Part numbers include EDELMANN 9700 and GM GENUINE 20757969.
Steering Gear Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 11610468 | 🇺🇸 US 🇨🇦 CA | FrontM12 X 1.75 X 60 mm | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 11611262 | 🇺🇸 US 🇨🇦 CA | M12X1.75X120 | View on Amazon |
This table covers the Steering Gear bolts.
2 Steering Gear Bolt parts for the 2019 GMC Terrain come from GM GENUINE. Every part fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged.
Part numbers include GM GENUINE 11610468 and GM GENUINE 11611262.
Steering Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 84169352 | 🇺🇸 US 🇨🇦 CA | Intermediate | View on Amazon |
This table covers the Steering shafts.
This group shows a single part: GM GENUINE 84169352.
Tie Rod End
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Popular Fits: all 2019 Terrain engines | MS50614 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeGreaseable | View on Amazon |
| DELPHI Fits: all 2019 Terrain engines | TA3360 | 🇺🇸 US 🇨🇦 CA | Inner | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 23479348 | 🇺🇸 US 🇨🇦 CA | OuterExcept Brazil (CV2) | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 84326263 | 🇺🇸 US 🇨🇦 CA | InnerCompliant To Inmetro Regulation For Brazil | View on Amazon |
| GM GENUINE Fits: all 2019 Terrain engines | 23479354 | 🇺🇸 US 🇨🇦 CA | InnerLeft Hand Drive (LHD) | View on Amazon |
| MEVOTECH Fits: all 2019 Terrain engines | MS50789 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SupremeIncludes Jam Nut | View on Amazon |
| MOOG Fits: all 2019 Terrain engines | EV801523 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| MOOG Fits: all 2019 Terrain engines | ES801623 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer | View on Amazon |
| SUSPENSIA Fits: all 2019 Terrain engines | X56TE0860 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: all 2019 Terrain engines | 544631 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer | View on Amazon |
| FVP Popular Fits: all 2019 Terrain engines | TO91045 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer | View on Amazon |
| DORMAN Fits: all 2019 Terrain engines | 543842 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner | View on Amazon |
| MEVOTECH Fits: all 2019 Terrain engines | GS50614 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
| MEVOTECH Fits: all 2019 Terrain engines | GS50789 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Original Grade | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Fits: all 2019 Terrain engines | TXMS50614 | 🇺🇸 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.
15 Tie Rod End parts are listed for the 2019 GMC Terrain, from MEVOTECH, GM GENUINE, MOOG and 4 other brands. MEVOTECH MS50614 carries the "Popular" badge. All of them fit every engine offered in the 2019 Terrain.
The Daily Driver section lists 9 options from GM GENUINE, MEVOTECH, MOOG and 2 other brands — grouped for everyday commuting duty. MEVOTECH MS50614 is listed in this group.
In the Economy grade, DORMAN, MEVOTECH and FVP supply 5 parts: the catalog's value-priced group. A representative part number is DORMAN 544631.
The Premium section lists 1 option from MEVOTECH — a step above OE specification in materials, tolerances or warranty terms. MEVOTECH TXMS50614 is listed in this group.
Tie Rod Nut
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: all 2019 Terrain engines | 11548246 | 🇺🇸 US 🇨🇦 CA | Inner | View on Amazon |
This table covers the Tie Rod nuts.
One part is listed for the 2019 GMC Terrain — GM GENUINE 11548246.
Buying Steering Parts for a 2019 GMC Terrain
On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.
- You do not need to pick an engine: every steering part on this page fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged.
- 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 2019 GMC Terrain?
Our catalog currently lists 34 steering parts for the 2019 GMC Terrain across 13 subcategories and 9 brands, covering both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do steering parts differ between 2019 GMC Terrain engines?
No. On this page every steering part fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged. You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of steering problems on a 2019 GMC Terrain?
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 2019 GMC Terrain 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 2019 GMC Terrain?
Every part on this page already fits both the 1.6L L4 DIESEL Turbocharged and the 2.0L L4 Turbocharged. 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 2019 GMC Terrain
Steering Parts for Other GMC Terrain Years
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