2021 Chevrolet Bolt Automatic Transmission Parts

Engine:
ELECTRIC

This page lists 28 automatic transmission parts for the 2021 Chevrolet Bolt, across 12 part types, covering the ELECTRIC engine. Every part shows its brand, manufacturer part number and fitment notes.

On the 2021 Chevrolet Bolt, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts. Most of the listed parts are Transmission Fluid Additive (9 parts), Transmission Fluid (5 parts) and Case Gasket (4 parts). The other 9 part types cover the remaining 10 parts.

Case

Brand Part Number Markets Notes Buy
GM GENUINE 25202191
🇺🇸 US 🇨🇦 CA
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GM GENUINE 25202190
🇺🇸 US 🇨🇦 CA
CASE ONLY
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This table covers the transmission or transfer-case housings.

Case Gasket

Brand Part Number Markets Notes Buy
GM GENUINE 25196396
🇺🇸 US 🇨🇦 CA
SideMotor Housing To Gearbox Housing
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GM GENUINE 25196397
🇺🇸 US 🇨🇦 CA
SideMotor Housing To End-Cover
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GM GENUINE 25196398
🇺🇸 US 🇨🇦 CA
TOP CASE
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GM GENUINE 25196399
🇺🇸 US 🇨🇦 CA
Bottom Case
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This table covers the gaskets that seal the Case. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.

Filter

Brand Part Number Markets Notes Buy
GM GENUINE TF929
🇺🇸 US 🇨🇦 CA
SINGLE USE
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This table covers the replacement filters for this application — the table heading and notes say which circuit. Typical signs include restricted flow — long cranking, weak airflow, or dirty fluid after a short interval. Seat the new filter so it cannot bypass, and use the grade the notes call for.

Fluid Cooler Line Clip

Brand Part Number Markets Notes Buy
GM GENUINE 11547271
🇺🇸 US 🇨🇦 CA
Tie Strap with ClipFits 10-14MM Tube
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This table covers the Fluid Cooler Line clips.

Fluid Pump

Brand Part Number Markets Notes Buy
GM GENUINE 25207705
🇺🇸 US 🇨🇦 CA
Housing Material: Cast Aluminum
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This table covers the Fluid pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit.

Fluid Pump Seal

Brand Part Number Markets Notes Buy
GM GENUINE 24287000
🇺🇸 US 🇨🇦 CA
SINGLE USE
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This table covers the seals at the Fluid Pump. 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.

Main Shaft

Brand Part Number Markets Notes Buy
GM GENUINE 25203375
🇺🇸 US 🇨🇦 CA
Mounting Hardware Included: No
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This table covers the Main shafts.

Manual Shaft Seal

Brand Part Number Markets Notes Buy
GM GENUINE 24256576
🇺🇸 US 🇨🇦 CA
Color: Black, Gray
Fitment notes — GM GENUINE 24256576
Color: Black, Gray
SINGLE USE
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This table covers the seals at the Manual Shaft. 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.

Plug Adapter

Brand Part Number Markets Notes Buy
GM GENUINE 8654382
🇺🇸 US 🇨🇦 CA
NPFT HEX HEAD1/8-27
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This table covers the Plug adapters.

Shift Lever Knob

Brand Part Number Markets Notes Buy
GM GENUINE 84393055
🇺🇸 US 🇨🇦 CA
Black
Fitment notes — GM GENUINE 84393055
Black
Fits:
Interior Trim Color (4F1),Interior Trim Color (4F3)
or:
Smartphone, Entry, Start, Operation Vehicle Interface (BOP) or Base Smartphone Vehicle Interface (Box), Interior Trim Color (4F3)Except Inductive Charger For Portable Wireless Device (K4C), USB Charge Port Receptacle (USS)
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This table covers the knobs on the shift lever.

Transmission Fluid

Dexron

Brand Part Number Markets Notes Buy
MOBIL Popular 124715
🇺🇸 US 🇨🇦 CA
Synthetic LV ATF HP1 Quart
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ACDELCO 104121
🇺🇸 US
Dexron 212B 32 OZ
Fitment notes — ACDELCO 104121
Dexron 212B 32 OZ
Electric Drive Unit
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Multi-Vehicle

Brand Part Number Markets Notes Buy
LUBEGARD 69032
🇺🇸 US 🇨🇦 CA
1 QuartComplete Full Synthetic ATF Fluid
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Brand Part Number Markets Notes Buy
LUBEGARD 69003
🇺🇸 US 🇨🇦 CA
5 GallonComplete Full Synthetic ATF Fluid
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LUBEGARD 69125
🇺🇸 US 🇨🇦 CA
5 QuartComplete Full Synthetic ATF Fluid
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This table covers the automatic-transmission fluids specified for this gearbox. Typical signs include harsh or delayed shifts, fluid that smells burnt, or a shudder at light throttle. Use exactly the specification in the notes. Automatic transmissions are unforgiving of the wrong fluid.

Transmission Fluid Additive

Brand Part Number Markets Notes Buy
LUBEGARD Popular 60902
🇺🇸 US 🇨🇦 CA
Automatic Transmission Fluid Protectant10 oz
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LUBEGARD Popular 63010
🇺🇸 US 🇨🇦 CA
Platinum Universal ATF Protectant10 oz
Fitment notes — LUBEGARD 63010
Platinum Universal ATF Protectant10 oz
Use with OEM Recommended ATF or as OEM fluid Alternative.
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LUBEGARD 63016
🇺🇸 US 🇨🇦 CA
Platinum Universal ATF Protectant15 oz
Fitment notes — LUBEGARD 63016
Platinum Universal ATF Protectant15 oz
Use with OEM Recommended ATF or as OEM fluid Alternative.
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LUBEGARD 63032
🇺🇸 US 🇨🇦 CA
Platinum Universal ATF Protectant32 oz
Fitment notes — LUBEGARD 63032
Platinum Universal ATF Protectant32 oz
Use with OEM Recommended ATF or as OEM fluid Alternative.
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LUBEGARD 50902
🇺🇸 US 🇨🇦 CA
Automatic Transmission Fluid Protectant32 oz
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LUBEGARD 50904
🇺🇸 US 🇨🇦 CA
Automatic Transmission Fluid Protectant5 Gallon
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LUBEGARD 50905
🇺🇸 US 🇨🇦 CA
Automatic Transmission Fluid Protectant55 Gallon
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LUBEGARD 63015
🇺🇸 US 🇨🇦 CA
Platinum Universal ATF Protectant5 Gallon
Fitment notes — LUBEGARD 63015
Platinum Universal ATF Protectant5 Gallon
Use with OEM Recommended ATF or as OEM fluid Alternative.
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LUBEGARD 63055
🇺🇸 US 🇨🇦 CA
Platinum Universal ATF Protectant55 Gallon
Fitment notes — LUBEGARD 63055
Platinum Universal ATF Protectant55 Gallon
Use with OEM Recommended ATF or as OEM fluid Alternative.
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This table covers the conditioners and additives used with this transmission fluid.

Buying Automatic Transmission Parts for a 2021 Chevrolet Bolt

On this vehicle, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.

  • Confirm you have the ELECTRIC 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 filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.
  • Cross-reference the manufacturer part number against your old part or a service-manual listing.

Start with the largest groups on this page: Transmission Fluid Additive and Transmission Fluid .

Frequently Asked Questions

How many automatic transmission parts fit the 2021 Chevrolet Bolt?

Our catalog currently lists 28 automatic transmission parts for the 2021 Chevrolet Bolt across 12 subcategories and 4 brands, covering the ELECTRIC engine. Each part is matched to the engine(s) it fits.

What are the signs of automatic transmission problems on a 2021 Chevrolet Bolt?

Common symptoms include delayed or harsh engagement, slipping under load, fluid that smells burnt, or shuddering at light throttle around 40 mph. 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 filter and pan gasket with every fluid service, and flush the cooler lines when replacing a failed unit.

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 Bolt 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 Bolt?

Every part on this page is matched to the ELECTRIC engine. Then use exactly the fluid specification in the notes — automatic transmissions are the least forgiving component on the vehicle about fluid choice. The notes column carries position and trim qualifiers where they apply.

Other Parts for the 2021 Chevrolet Bolt

Automatic Transmission Parts for Other Chevrolet Bolt 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.