10 Drivetrain parts are listed for the 2018 Kia Niro, in 2 part types, covering the 1.6L L4 ELECTRIC/GAS engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The drivetrain system on the 2018 Kia Niro moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. All 10 listed parts are CV Axle (7 parts) and CV Intermediate Shaft (3 parts).
The 2018 Kia Niro came with a single engine, the 1.6L L4 ELECTRIC/GAS, and every part is verified against it.
4 brands supply drivetrain parts for the 2018 Kia Niro, led by GSP (3 parts), TRAKMOTIVE (3 parts) and APWI (2 parts), plus 1 more brand.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Kia Niro. 2 parts have it, including APWI KA8054 (CV Axle) and TOP NOTCH TN60178 (CV Axle). Each part number opens a page with every vehicle that part fits.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APWI Popular | KA8054 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| TOP NOTCH Popular | TN60178 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| APWI | KA8055 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| GSP | NCV75083 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front RightEX Model or FE Model or L Model or LX Model or SX Model or Touring | View on Amazon |
| GSP | NCV75082 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| TRAKMOTIVE | KA8127 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | KA8130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
7 CV Axle parts are listed for the 2018 Kia Niro, from APWI, GSP, TRAKMOTIVE and 1 other brand. APWI KA8054 carries the "Popular" badge.
Part numbers include APWI KA8054, TOP NOTCH TN60178 and APWI KA8055, among others listed above.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GSP | NEX37000 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| TOP NOTCH | TN60198IS | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| TRAKMOTIVE | KA3529 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
This table covers the CV Intermediate shafts.
3 CV Intermediate Shaft parts for the 2018 Kia Niro come from 3 brands — GSP, TOP NOTCH and TRAKMOTIVE.
Listed part numbers: GSP NEX37000, TOP NOTCH TN60198IS and TRAKMOTIVE KA3529.
Buying Drivetrain Parts for a 2018 Kia Niro
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Confirm you have the 1.6L L4 ELECTRIC/GAS engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: CV Axle and CV Intermediate Shaft .
Frequently Asked Questions
How many drivetrain parts fit the 2018 Kia Niro?
Our catalog currently lists 10 drivetrain parts for the 2018 Kia Niro across 2 subcategories and 4 brands, covering the 1.6L L4 ELECTRIC/GAS engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2018 Kia Niro?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. 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 differential or transfer-case fluid with any axle or seal job while everything is already open.
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 2018 Kia Niro 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 2018 Kia Niro?
Every part on this page is matched to the 1.6L L4 ELECTRIC/GAS engine. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Kia Niro
Drivetrain Parts for Other Kia Niro Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.