The 2021 BMW M4 has 8 manual transmission parts with verified fitment on this page — 4 part types and 5 brands, covering the 3.0L L6 Turbocharged engine. Each part includes a manufacturer part number and application notes.
On the 2021 BMW M4, the manual transmission and clutch covers the manual gearbox and clutch system — discs, pressure plates, flywheels, slave and master cylinders, shift components. Most of the listed parts are Clutch Master Cylinder (3 parts), Clutch Slave Cylinder (2 parts) and Manual Transmission Fluid (2 parts). The other 1 part type covers the remaining 1 part.
Every part on this page is matched to the 3.0L L6 Turbocharged — the only engine offered in the 2021 BMW M4.
The most listed brands for 2021 BMW M4 manual transmission parts are LUK (2 parts), SACHS (2 parts) and VALVOLINE (2 parts), plus 2 more brands. Quality grades include Standard Replacement and Economy.
Each part number listed for the 2021 BMW M4 opens a page with every vehicle that part fits.
Clutch Master Cylinder
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO | V204431 | 🇺🇸 US 🇨🇦 CA | Base Model | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LUK | LMC454 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SACHS | SH5621 | 🇺🇸 US 🇨🇦 CA | Base Model | View on Amazon |
This table covers the master cylinders that send hydraulic pressure to the clutch.
3 Clutch Master Cylinder parts are listed for the 2021 BMW M4, from VAICO, LUK and SACHS.
In the Economy grade, VAICO supplies 1 part: the catalog's value-priced group. A representative part number is VAICO V204431.
The Standard Replacement section lists 2 options from LUK and SACHS — built to original-equipment specification. LUK LMC454 is listed in this group.
This group includes VAICO V204431, LUK LMC454 and SACHS SH5621.
Clutch Slave Cylinder
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LUK | LSC579 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SACHS | SH6490 | 🇺🇸 US 🇨🇦 CA | Base Model | View on Amazon |
This table covers the slave cylinders that apply the clutch release fork or concentric bearing.
2 Clutch Slave Cylinder parts for the 2021 BMW M4 come from 2 brands — LUK and SACHS.
This group includes LUK LSC579 and SACHS SH6490.
Manual Transmission Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 811095 | 🇺🇸 US 🇨🇦 CA | Synchromesh Manual Transmission Fluid1 Quart | View on Amazon |
| VALVOLINE | 888705 | 🇺🇸 US 🇨🇦 CA | Dual Clutch Full Synthetic Automatic Transmission Fluid1 Quart | View on Amazon |
This table covers the Manual Transmission fluids. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.
2 Manual Transmission Fluid parts for the 2021 BMW M4 come from VALVOLINE.
This group includes VALVOLINE 811095 and VALVOLINE 888705.
Shift Lever Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | AVB0485 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Shift Lever bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
This group shows a single part: REIN AVB0485.
Buying Manual Transmission Parts for a 2021 BMW M4
On this vehicle, the manual transmission and clutch covers the manual gearbox and clutch system — discs, pressure plates, flywheels, slave and master cylinders, shift components.
- Confirm you have the 3.0L L6 Turbocharged 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 release bearing, pilot bearing and often the slave cylinder with any clutch — access is the expensive part.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Clutch Master Cylinder and Clutch Slave Cylinder .
Frequently Asked Questions
How many manual transmission parts fit the 2021 BMW M4?
Our catalog currently lists 8 manual transmission parts for the 2021 BMW M4 across 4 subcategories and 5 brands, covering the 3.0L L6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of manual transmission problems on a 2021 BMW M4?
Common symptoms include a slipping clutch at highway speed, chatter on takeoff, grinding into gear, or a pedal that stays low. 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 release bearing, pilot bearing and often the slave cylinder with any clutch — access is the expensive part.
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 BMW M4 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 BMW M4?
Every part on this page is matched to the 3.0L L6 Turbocharged engine. Then resurface or replace the flywheel with every clutch — installing a new disc on a heat-checked flywheel wastes the whole job. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 BMW M4
Manual Transmission Parts for Other BMW M4 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.