Part 11: 🛠️ Getrag 420G Secrets Unveiled 🚗 Teardown, Pro Tips & Hidden Facts They Don't Tell You!!!

The Getrag S6S 420G can handle over 368 lb⋅ft of torque and was on the following Models:
1996 - 1999 BMW E36 M3 (Euro)
2001 - 2006 BMW E46 M3.
1993 - 1996 BMW E34 540i and M5.
1996 - 2004 BMW E39 540i and M5.
1994 - 1998 BMW E38 7 Series.
1993 - 1999 BMW E31 8 series.
2000 - 2003 BMW E52 Z8.

Gear Ratios:
1 - 4.227
2 - 2.528
3 - 1.669
4 - 1.226
5 - 1.000
6 - 0.828
R - 3.746

1:05 Walkaround & What’s What
1:55 Removal: Springs & Detents
3:08 Removal: Bell Housing Removal
4:13 Overview: SMG to Manual Conversion
6:18 Removal: Tail Housing Countershaft Assembly
10:11 Removal: Main selector shaft detent
10:57 Alignment: Tail housing shift pins
11:44 Removal: Tail housing separation
13:08 Overview: Transmission Walk-Thru & Function
14:08 Overview: Reverse Gear Idle Subassembly
15:30 INTERMISSION - ALL THE PARTS LAID OUT
15:58 Install: Reverse Idle Gear Subassembly
16:46 Install: Main Taper Bearing
18:24 Install: Drain Hole Magnet & Tail Housing
20:01 Install: Countershaft & Pin Assembly
21:31 Install: Roller Bushing Selector Detent
22:07 Install: Bell Housing
22:59 Install: Detents for Remaining Shafts
25:01 Testing: Does it even work!?

Temperature Sensor 13621433076
Speed Sensor 12142296184 - Deleted for Manual Conversion due to CPS on S54 Block.
Reverse Switch 23147524811
Input Seal 23121228493
Shift Shaft Seal 23127501582
Output Seal 23121222769
6MT Rod Joint 25112229793
Main Shaft Locking Pin 233311282539
Blind Plug for Locking Pin 23317545771
Spring for Locking Pin 2311228397
Cover/Springs Repair Kit 23317506947
Fluid: Any GL4 MT-90 Fluid - 1.8 - 2.0 Liters Until Fluid comes out of fill hole. https://www.fcpeuro.com/products/gear...

SMG to 6spd Conversion Companies (Prices will change over time):
AMS Motorsport - ($469 P/L + Ship) - https://amsautomotivegroup.com/collec...
SMGSwap.com - ($489 P/L + Ship) - http://smgswap.com/
MSport Parts - ($500 P/L + Ship) - https://www.msportparts.com/products/...
Lang Racing - ($555 P/L + Ship) - https://store.langracing.com/products...
VAC Motorsport - ($749 P/L + Ship + Cleaning Fee) - https://store.vacmotorsports.com/vac-...
TySpeed Automotive - (Unknown) - https://tyspeed.com/smg-to-manual-con...
European Auto Source - ($4k Full Convert) https://europeanautosource.com/produc...


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