This page lists 24 automatic transmission parts for the 2021 Toyota GR Supra, across 5 part types, covering both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
On the 2021 Toyota GR Supra, 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 (13 parts), Transmission Fluid Additive (7 parts) and Clutch Plate Pack (2 parts). The other 2 part types cover the remaining 2 parts.
The 2021 Toyota GR Supra was sold with both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged. All 24 parts on this page fit every engine.
The most listed brands for 2021 Toyota GR Supra automatic transmission parts are LUBEGARD (8 parts), VALVOLINE (4 parts) and LIQUI MOLY (3 parts), plus 6 more brands. Quality grades include Multi-Vehicle, ZF Fluid and Friction Plate Pack.
5 parts on this 2021 Toyota GR Supra page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including MOBIL 126505 (Transmission Fluid) and LUBEGARD 19610 (Transmission Fluid Additive). Click any part number to see every vehicle that part fits.
Clutch Plate Pack
Friction Plate Pack
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| RAYBESTOS POWERTRAIN Fits: all 2021 GR Supra engines | RGPZ280 | 🇺🇸 US 🇨🇦 CA | GPZ Clutch Pack Module | View on Amazon |
Steel Plate Pack
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| RAYBESTOS POWERTRAIN Fits: all 2021 GR Supra engines | STMZF18 | 🇺🇸 US 🇨🇦 CA | Steel Module | View on Amazon |
This table covers the clutch-plate packs inside the transmission or transfer case.
2 Clutch Plate Pack parts for the 2021 Toyota GR Supra come from RAYBESTOS POWERTRAIN. Every part fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged.
In the Friction Plate Pack grade, RAYBESTOS POWERTRAIN supplies 1 part: grouped under the catalog's "Friction Plate Pack" designation — the notes column spells out what sets them apart. A representative part number is RAYBESTOS POWERTRAIN RGPZ280.
The Steel Plate Pack section lists 1 option from RAYBESTOS POWERTRAIN — grouped under the catalog's "Steel Plate Pack" designation — the notes column spells out what sets them apart. RAYBESTOS POWERTRAIN STMZF18 is listed in this group.
Listed part numbers: RAYBESTOS POWERTRAIN RGPZ280 and RAYBESTOS POWERTRAIN STMZF18.
Fluid Pan Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: all 2021 GR Supra engines | HWB1068 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Fluid Pan bolts.
This group shows a single part: REIN HWB1068.
Transmission Fluid
Multi-Vehicle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL Popular Fits: all 2021 GR Supra engines | 126505 | 🇺🇸 US 🇨🇦 CA | Multi-Vehicle ATF | View on Amazon |
| VALVOLINE Popular Fits: all 2021 GR Supra engines | VV3246 | 🇺🇸 US 🇨🇦 CA | Max Life Multi-Vehicle or Maxlife Multi-Vehicle Full Synthetic ATF1 Quart | View on Amazon |
| VALVOLINE Popular Fits: all 2021 GR Supra engines | 773775 | 🇺🇸 US 🇨🇦 CA | Max Life Multi-Vehicle or Maxlife Multi-Vehicle Full Synthetic ATF1 Gallon | View on Amazon |
| LIQUI MOLY Fits: all 2021 GR Supra engines | 20032 | 🇺🇸 US 🇨🇦 CA | Top Tec ATF 18001 Liter | View on Amazon |
| LIQUI MOLY Fits: all 2021 GR Supra engines | 22036 | 🇺🇸 US 🇨🇦 CA | Top Tec ATF 18005 Liter | View on Amazon |
| LIQUI MOLY Fits: all 2021 GR Supra engines | 20034 | 🇺🇸 US 🇨🇦 CA | Top TEC ATF 180020 Liter | View on Amazon |
| LUBEGARD Fits: all 2021 GR Supra engines | 69032 | 🇺🇸 US 🇨🇦 CA | 1 QuartComplete Full Synthetic ATF Fluid | View on Amazon |
| VALVOLINE Fits: all 2021 GR Supra engines | 881051 | 🇺🇸 US 🇨🇦 CA | Maxlife Multi-Vehicle Full Synthetic ATF5 Gallon Bay Box | View on Amazon |
ZF Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PENTOSIN Fits: all 2021 GR Supra engines | 1058110 | 🇺🇸 US 🇨🇦 CA | 1 LiterATF8 | View on Amazon |
| PENTOSIN Fits: all 2021 GR Supra engines | 1058210 | 🇺🇸 US 🇨🇦 CA | 5 LitersATF8 | View on Amazon |
| ZF Fits: all 2021 GR Supra engines | S671090312 | 🇺🇸 US 🇨🇦 CA | ZF Lifeguard Fluid 8includes 1 L Bottle | View on Amazon |
| ZF Fits: all 2021 GR Supra engines | S671090311 | 🇺🇸 US 🇨🇦 CA | ZF Lifeguard Fluid 8includes 20 L Can | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Fits: all 2021 GR Supra engines | 899179 | 🇺🇸 US 🇨🇦 CA | Extended Protection Full Synthetic ATF1 Quart | View on Amazon |
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.
13 Transmission Fluid parts for the 2021 Toyota GR Supra come from 6 brands — VALVOLINE, LIQUI MOLY, PENTOSIN and 3 other brands. The "Popular" part is MOBIL 126505. Every part fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged.
The Multi-Vehicle section lists 8 options from VALVOLINE, LIQUI MOLY, MOBIL and 1 other brand — grouped under the catalog's "Multi-Vehicle" designation — the notes column spells out what sets them apart. MOBIL 126505 is listed in this group.
The ZF Fluid section lists 4 options from PENTOSIN and ZF — grouped under the catalog's "ZF Fluid" designation — the notes column spells out what sets them apart. PENTOSIN 1058110 is listed in this group.
1 further part sits outside the graded sections, with the same engine-level match.
Transmission Fluid Additive
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LUBEGARD Popular Fits: all 2021 GR Supra engines | 19610 | 🇺🇸 US 🇨🇦 CA | Instant Shudder Fixx2 oz | View on Amazon |
| LUBEGARD Popular Fits: all 2021 GR Supra engines | 60902 | 🇺🇸 US 🇨🇦 CA | Automatic Transmission Fluid Protectant10 oz | View on Amazon |
| LUBEGARD Fits: all 2021 GR Supra engines | 19689 | 🇺🇸 US 🇨🇦 CA | Instant Shudder Fixx2 oz | View on Amazon |
| LUBEGARD Fits: all 2021 GR Supra engines | 61910 | 🇺🇸 US 🇨🇦 CA | 10 ozHighly Friction Modified ATF Supplement | View on Amazon |
| LUBEGARD Fits: all 2021 GR Supra engines | 63010 | 🇺🇸 US 🇨🇦 CA | Platinum Universal ATF Protectant10 oz | View on Amazon |
| LUBEGARD Fits: all 2021 GR Supra engines | 63016 | 🇺🇸 US 🇨🇦 CA | Platinum Universal ATF Protectant15 oz | View on Amazon |
| LUBEGARD Fits: all 2021 GR Supra engines | 63032 | 🇺🇸 US 🇨🇦 CA | Platinum Universal ATF Protectant32 oz | View on Amazon |
This table covers the conditioners and additives used with this transmission fluid.
7 Transmission Fluid Additive parts for the 2021 Toyota GR Supra come from LUBEGARD. The "Popular" part is LUBEGARD 19610. Every part fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged.
This group includes LUBEGARD 19610, LUBEGARD 60902 and LUBEGARD 19689 and the remaining parts above.
Transmission Mount
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ANCHOR Fits: all 2021 GR Supra engines | 9916 | 🇺🇸 US 🇨🇦 CA | Fits Right | View on Amazon |
This table covers the mounts that hold the transmission to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.
One part is listed for the 2021 Toyota GR Supra — ANCHOR 9916.
Buying Automatic Transmission Parts for a 2021 Toyota GR Supra
On this vehicle, the automatic transmission covers the automatic gearbox and its supporting cast — filters, coolers, solenoids, mounts and torque-converter parts.
- You do not need to pick an engine: every automatic transmission part on this page fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged.
- 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 and Transmission Fluid Additive .
Frequently Asked Questions
How many automatic transmission parts fit the 2021 Toyota GR Supra?
Our catalog currently lists 24 automatic transmission parts for the 2021 Toyota GR Supra across 5 subcategories and 9 brands, covering both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged. Each part is matched to the engine(s) it fits.
Do automatic transmission parts differ between 2021 Toyota GR Supra engines?
No. On this page every automatic transmission part fits both the 2.0L L4 Turbocharged and the 3.0L L6 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 automatic transmission problems on a 2021 Toyota GR Supra?
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 Toyota GR Supra 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 Toyota GR Supra?
Every part on this page already fits both the 2.0L L4 Turbocharged and the 3.0L L6 Turbocharged. 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 Toyota GR Supra
Automatic Transmission Parts for Other Toyota GR Supra Years
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