The 2021 Genesis G70 has 25 electrical parts with verified fitment on this page — 4 part types and 11 brands, covering both the 2.0L L4 Turbocharged and the 3.3L V6 Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2021 Genesis G70, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. 24 parts of the 25 listed are Starter Motor (10 parts), Alternator / Generator (9 parts) and Battery (5 parts). The other 1 part type covers the remaining 1 part.
The 2021 Genesis G70 was sold with both the 2.0L L4 Turbocharged and the 3.3L V6 Turbocharged. 6 parts fit every engine; the other 19 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Genesis G70 electrical parts are FVP (4 parts), PURE ENERGY (4 parts) and REMY (4 parts), plus 8 more brands. Quality grades include Remanufactured and New.
4 parts on this 2021 Genesis G70 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including WAI GLOBAL 21086N (Alternator / Generator) and DEKA 9A94R (Battery). Click any part number to see every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular Fits: 3.3L V6 Turbocharged | 21086N | 🇺🇸 US 🇨🇦 CA | 180 Amps | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 3.3L V6 Turbocharged | 11896 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 3.3L V6 Turbocharged | 11896 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 3.3L V6 Turbocharged | 11315 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 3.3L V6 Turbocharged | 42184 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 2.0L L4 Turbocharged | 11908 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 2.0L L4 Turbocharged | 11908 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 2.0L L4 Turbocharged | 11487 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 2.0L L4 Turbocharged | 42229 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
9 Alternator / Generator parts are listed for the 2021 Genesis G70, from FVP, PURE ENERGY, REMY and 2 other brands. WAI GLOBAL 21086N carries the "Popular" badge.
In the New grade, WAI GLOBAL supplies 1 part: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 21086N.
In the Remanufactured grade, FVP, PURE ENERGY, REMY and 1 other brand supply 4 parts: factory-rebuilt units with new wear components. A representative part number is FVP 11896.
4 ungrouped parts are not assigned to a grade, with the same engine-level match.
Listed part numbers: WAI GLOBAL 21086N and FVP 11896, plus the other parts above.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular Fits: all 2021 G70 engines | 9A94R | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| BOSCH Fits: all 2021 G70 engines | S6587B | 🇺🇸 US 🇨🇦 CA | AGMAGM | View on Amazon |
| EXIDE Fits: all 2021 G70 engines | MXH7L494R | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 94R (H7) | View on Amazon |
| FVP Fits: all 2021 G70 engines | P94RAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 94R | View on Amazon |
| MOTORCRAFT Fits: all 2021 G70 engines | BAGM94RH7800E | 🇺🇸 US 🇨🇦 CA | Non-BCI Group Size. | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
5 Battery parts for the 2021 Genesis G70 come from 5 brands — DEKA, BOSCH, EXIDE and 2 other brands. The "Popular" part is DEKA 9A94R. Every part fits both the 2.0L L4 Turbocharged and the 3.3L V6 Turbocharged.
This group includes DEKA 9A94R, BOSCH S6587B and EXIDE MXH7L494R and the remaining parts above.
Rain Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: all 2021 G70 engines | V52720360 | 🇺🇸 US 🇨🇦 CA | Fits From 10/01/2019To 02/01/2021 | View on Amazon |
This table covers the Rain sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
One part is listed for the 2021 Genesis G70 — VEMO V52720360.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HL MANDO Popular Fits: 2.0L L4 Turbocharged | 12A1575 | 🇺🇸 US 🇨🇦 CA | New | View on Amazon |
| WAI GLOBAL Fits: 3.3L V6 Turbocharged | 34002N | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 3.3L V6 Turbocharged | 19558 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| BOSCH Fits: 3.3L V6 Turbocharged | SR4196X | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| FVP Fits: 2.0L L4 Turbocharged | 12782 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 2.0L L4 Turbocharged | 12782 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 2.0L L4 Turbocharged | 16378 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY Fits: 3.3L V6 Turbocharged | 16275 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 2.0L L4 Turbocharged | 52172 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER Fits: 3.3L V6 Turbocharged | 50005 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
10 Starter Motor parts are listed for the 2021 Genesis G70, from PURE ENERGY, REMY, TERREPOWER and 4 other brands. HL MANDO 12A1575 carries the "Popular" badge.
New: 2 parts, from HL MANDO and WAI GLOBAL. A representative part number is HL MANDO 12A1575.
Remanufactured: 8 parts, from PURE ENERGY, REMY, TERREPOWER and 2 other brands. A representative part number is PURE ENERGY 19558.
Buying Electrical Parts for a 2021 Genesis G70
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Some electrical 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, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Starter Motor and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2021 Genesis G70?
Our catalog currently lists 25 electrical parts for the 2021 Genesis G70 across 4 subcategories and 11 brands, covering both the 2.0L L4 Turbocharged and the 3.3L V6 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2021 Genesis G70 engines?
Some do. 6 parts fit every engine; the other 19 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 electrical problems on a 2021 Genesis G70?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 Genesis G70 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 Genesis G70?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Genesis G70
Electrical Parts for Other Genesis G70 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.