24 Drivetrain parts are listed for the 2018 Genesis G80, in 5 part types, covering all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8). Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2018 Genesis G80, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 21 parts of the 24 listed are CV Axle (13 parts), CV Intermediate Shaft (5 parts) and Gear Oil (3 parts). The other 2 part types cover the remaining 3 parts.
The 2018 Genesis G80 was sold with 3 engines. 8 parts fit every engine; the other 16 are engine-specific. Each part shows which engine(s) it fits.
8 brands supply drivetrain parts for the 2018 Genesis G80, led by TRAKMOTIVE (10 parts), GSP (4 parts) and TOP NOTCH (4 parts), plus 5 more brands.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Genesis G80. 2 parts have it, including GSP NCV37084 (CV Axle) and TRAKMOTIVE HY86017 (CV Axle). Each part number opens a page with every vehicle that part fits.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Fits: all 2018 G80 engines | SL260546 | 🇺🇸 US 🇨🇦 CA | Front Left OuterAWD | View on Amazon |
This table covers the seals where an axle shaft exits the housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2018 Genesis G80 — TIMKEN SL260546.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GSP Popular Fits: 3.8L V6 | NCV37084 | 🇺🇸 US 🇨🇦 CA | Rear Left | View on Amazon |
| TRAKMOTIVE Popular Fits: all 2018 G80 engines | HY86017 | 🇺🇸 US 🇨🇦 CA | AAR Joint Design | View on Amazon |
| GSP Fits: 3.3L V6 Turbocharged, 3.8L V6 | NCV75160 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| GSP Fits: 3.3L V6 Turbocharged, 3.8L V6 | NCV75161 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| TOP NOTCH Fits: 3.3L V6 Turbocharged | TN60380 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| TOP NOTCH Fits: 3.3L V6 Turbocharged | TN60381 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| TOP NOTCH Fits: 3.8L V6 | TN60049 | 🇺🇸 US 🇨🇦 CA | Rear Left | View on Amazon |
| TRAKMOTIVE Fits: all 2018 G80 engines | HY86092 | 🇺🇸 US 🇨🇦 CA | AAR Joint Design | View on Amazon |
| TRAKMOTIVE Fits: 3.3L V6 Turbocharged, 5.0L V8 | HY86019 | 🇺🇸 US 🇨🇦 CA | AAR Joint Design | View on Amazon |
| TRAKMOTIVE Fits: 3.3L V6 Turbocharged | HY86021 | 🇺🇸 US 🇨🇦 CA | Rear Left | View on Amazon |
| TRAKMOTIVE Fits: 3.3L V6 Turbocharged | HY86022 | 🇺🇸 US 🇨🇦 CA | Rear Right | View on Amazon |
| TRAKMOTIVE Fits: 3.8L V6, 5.0L V8 | HY86015 | 🇺🇸 US 🇨🇦 CA | Rear Left | View on Amazon |
| TRAKMOTIVE Fits: 3.8L V6, 5.0L V8 | HY86016 | 🇺🇸 US 🇨🇦 CA | Rear Right | 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.
13 CV Axle parts are listed for the 2018 Genesis G80, from TRAKMOTIVE, GSP and TOP NOTCH. GSP NCV37084 carries the "Popular" badge. 2 parts fit every engine; the other 11 are engine-specific.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GSP Fits: 3.8L V6 | NEX75005 | 🇺🇸 US 🇨🇦 CA | Front RightTo 02/09/2018 | View on Amazon |
| TOP NOTCH Fits: 3.8L V6 | TN60382IS | 🇺🇸 US 🇨🇦 CA | Front RightTo 02/09/2018 | View on Amazon |
| TRAKMOTIVE Fits: 3.3L V6 Turbocharged, 3.8L V6 | HY3536 | 🇺🇸 US 🇨🇦 CA | Front LeftThru 02/09/18 | View on Amazon |
| TRAKMOTIVE Fits: 3.3L V6 Turbocharged, 3.8L V6 | HY3537 | 🇺🇸 US 🇨🇦 CA | Front LeftFrom 02-09-2018 | View on Amazon |
| TRAKMOTIVE Fits: 5.0L V8 | HY3538 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
This table covers the CV Intermediate shafts.
5 CV Intermediate Shaft parts for the 2018 Genesis G80 come from 3 brands — TRAKMOTIVE, GSP and TOP NOTCH.
This group includes GSP NEX75005, TOP NOTCH TN60382IS and TRAKMOTIVE HY3536 and the remaining parts above.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 G80 engines | 938373 | 🇺🇸 US 🇨🇦 CA | Length: 31" | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 G80 engines | WDS38373 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
2 Drive Shaft parts for the 2018 Genesis G80 come from 2 brands — DORMAN and WJB / INMOTION PARTS. Every part fits all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8).
Part numbers include DORMAN 938373 and WJB / INMOTION PARTS WDS38373.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| IDEMITSU Fits: all 2018 G80 engines | 30305024750 | 🇺🇸 US | 75W90 Racing Gear Oil1 Quart | View on Amazon |
| VALVOLINE Fits: all 2018 G80 engines | 915052 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE Fits: all 2018 G80 engines | 915053 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Quart Flex Fill | View on Amazon |
This table covers the gear oils specified for the axle or transfer case. Typical signs include a low-oil lamp, knocking, or oil that has gone thin before the next interval. Match the viscosity and spec in the notes, not just the weight on the bottle.
3 Gear Oil parts are listed for the 2018 Genesis G80, from VALVOLINE and IDEMITSU. All of them fit every engine offered in the 2018 G80.
This group includes IDEMITSU 30305024750, VALVOLINE 915052 and VALVOLINE 915053.
Buying Drivetrain Parts for a 2018 Genesis G80
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Match the engine first. Some drivetrain parts fit every engine; others are 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 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 Genesis G80?
Our catalog currently lists 24 drivetrain parts for the 2018 Genesis G80 across 5 subcategories and 8 brands, covering all 3 engine options (3.3L V6 Turbocharged, 3.8L V6 and 5.0L V8). Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 2018 Genesis G80 engines?
Some do. 8 parts fit every engine; the other 16 are engine-specific. Each row (and the filter at the top) shows which. 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 drivetrain problems on a 2018 Genesis G80?
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 Genesis G80 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 Genesis G80?
First match the engine — each row shows which engine(s) the part fits. 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 Genesis G80
Drivetrain Parts for Other Genesis G80 Years
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