Daimler AG produces a number of automobile transmissions.

Mercedes-Benz Manual Transmissions

For manual transmissions G for gearbox and two digits are used. See G56 6-speed manual as an example.

Mercedes-Benz Automatic Transmissions

Mercedes-Benz uses the number "720" to currently "725" to identify an automatic transmission.

Trade-
mark
Name
Model Type Max.
Input
Torque
Pro-
duction
Period
Engine
Orien-
tation
Speed Layout Cou-
pling
Control Mount
Count
[lower-alpha 1]
Span Top
[lower-alpha 2]
Power
Flow[lower-alpha 3]
Gear-
sets[lower-alpha 4]
Brakes Clutch-
es
N/A K4A
025
[1][2]
N/A 25 kg⋅m (181 lb⋅ft) 1961 
1967
Longitudinal 4 3.9789 D S 2 3 3 Fluid
Coupling
Hydraulic 4-Bolt
N/A K4B
050
[lower-alpha 5]
N/A 51 kg⋅m (369 lb⋅ft) 1964 
1981
Longitudinal 4 3.9789 D S 3 3 2 Fluid
Coupling
Hydraulic 4-Bolt
N/A K4C
025
[3]
722.2 25 kg⋅m (181 lb⋅ft) 1967 
1972
Longitudinal 4 3.9833 D S 3 3 2 Fluid
Coupling
Hydraulic 4-Bolt
N/A K4A
040
722.2 40 kg⋅m (289 lb⋅ft) 1969 
1971
Longitudinal 4 3.9833 D S 3 3 2 Fluid
Coupling
Hydraulic 4-Bolt
N/A W3A
040
[4]
722.0 40 kg⋅m (289 lb⋅ft) 1971 
1972
Longitudinal 3 2.3061 D S 2 3 2 Torque
Converter
Hydraulic 4-Bolt
N/A W3A
050
[4]
722.0 50 kg⋅m (362 lb⋅ft) 1973 
1980
Longitudinal 3 2.3061 D S 2 3 2 Torque
Converter
Hydraulic 4-Bolt
N/A W3A
050
reinf.
[lower-alpha 6]
722.0 56 kg⋅m (405 lb⋅ft) 1975 
1981
Longitudinal 3 2.3061 D S 2 3 2 Torque
Converter
Hydraulic 4-Bolt
N/A W4B
025
[3]
722.1 25 kg⋅m (181 lb⋅ft) 1972 
1983
Longitudinal 4 3.9833 D S 3 3 2 Torque
Converter
Hydraulic 4-Bolt
N/A W4A
018
[lower-alpha 7]
720.1 18 kg⋅m (130 lb⋅ft) 1975 
1990
Longitudinal 4 4.0060 D S 3 3 2 Torque
Converter
Hydraulic
N/A W4B
035
[lower-alpha 8]
35 kg⋅m (253 lb⋅ft) 1975  Longitudinal 4 4.1758 D S 3 3 2 Torque
Converter
Hydraulic
4G-Tronic
[lower-alpha 9]
W4A
040
[8]
722.3 40 kg⋅m (289 lb⋅ft) 1979 
1985
Longitudinal 4 3.6759 D S 3 3 2 Torque
Converter
Hydraulic 6-Bolt
4G-Tronic W4A
020
[8]
722.4 20 kg⋅m (145 lb⋅ft) 1982 
1996
Longitudinal 4 4.2491 D S 3 3 2 Torque
Converter
Hydraulic 6-Bolt
4G-Tronic W4A
040 II
[8]
722.3 40 kg⋅m (289 lb⋅ft) 1985 
1996
Longitudinal 4 3.8707 D S 3 3 2 Torque
Converter
Hydraulic 6-Bolt
4G-Tronic W4A
028
[9]
722.3 28 kg⋅m (203 lb⋅ft) 1990 
1996
Longitudinal 4 3.8707 D S 3 3 2 Torque
Converter
Hydraulic 6-Bolt
4G-Tronic W5A
030
[8]
722.5 30 kg⋅m (217 lb⋅ft) 1990 
1996
Longitudinal 5 5.1609 O S 4 4 3 Torque
Converter
H + E
[lower-alpha 10]
6-Bolt
5G-Tronic W5A
280
722.6
NAG1
[lower-alpha 11]
280 N⋅m (207 lb⋅ft) Longitudinal 5[lower-alpha 12] 4.7345
4.7425
[lower-alpha 13]
O P & S 3 3 3 Torque
Converter
w/ Lockup
Electronic
5G-Tronic W5A
300
722.6
NAG1
[lower-alpha 11]
300 N⋅m (221 lb⋅ft) Longitudinal 5[lower-alpha 12] 4.7345
4.7425
[lower-alpha 13]
O P & S 3 3 3 Torque
Converter
w/ Lockup
Electronic
5G-Tronic W5A
330

[10][11]
722.6
NAG1
[lower-alpha 11]
330 N⋅m (243 lb⋅ft) 1996 
2016
Longitudinal 5[lower-alpha 12] 4.7345
4.7425
[lower-alpha 13]
O P & S 3 3 3 Torque
Converter
w/ Lockup
Electronic
5G-Tronic W5A
400
722.6
NAG1
[lower-alpha 11]
400 N⋅m (295 lb⋅ft) Longitudinal 5[lower-alpha 12] O P & S 3 3 3 Torque
Converter
w/ Lockup
Electronic
5G-
Tronic
W5A
580

[10][11]
722.6
NAG1
[lower-alpha 11]
580 N⋅m (428 lb⋅ft) 1996 
2014
Longitudinal 5[lower-alpha 12] 4.3152
4.3266
[lower-alpha 13]
O P & S 3 3 3 Torque
Converter
w/ Lockup
Electronic
5G-
Tronic
W5A
900

[10][11]
722.6
NAG1
[lower-alpha 11]
900 N⋅m (664 lb⋅ft) 1996 
2014
Longitudinal 5[lower-alpha 12] 4.3152
4.3266
[lower-alpha 13]
O P & S 3 3 3 Torque
Converter
w/ Lockup
Electronic
5G-
Tronic
W5A
180
722.7 180 N⋅m (133 lb⋅ft) 1997 
2020
Transverse 5 5.028 O S 5[lower-alpha 14] 0 6 Torque
Converter
w/ Lockup
Electronic
Auto-
tronic
722.8 N/A 2004 
2011
Transverse CVT
[lower-alpha 15]
6.420 O S 1 Torque
Converter
w/ Lockup
Electronic
7G-
Tronic

[12][13][14]
W7A
700
722.9
NAG2
[lower-alpha 16]
700 N⋅m (516 lb⋅ft)
[lower-alpha 17]
2003 
2020
Longitudinal 7[lower-alpha 12] 6.0162 O P & S 4 4 3 Torque
Converter
w/ Lockup
Electronic
9G-
Tronic

[15]
W9A
700
725.0
NAG3
[lower-alpha 18]
700 N⋅m (516 lb⋅ft)
[lower-alpha 17]
2013 
2016
Longitudinal 9 9.1495 O P & S 4 3 3 Torque
Converter
w/ Lockup
Electronic
9G-
Tronic

[15]
W9A
700
725.0
NAG3
[lower-alpha 18]
700 N⋅m (516 lb⋅ft)
[lower-alpha 17]
2016 
Present
Longitudinal 9 8.9022 O P & S 4 3 3 Torque
Converter
w/ Lockup
Electronic
  1. plus 1 reverse gear (unless otherwise specified)
  2. D: direct drive · O: overdrive
  3. P: parallel: using the two degrees of freedom of planetary gearsets to increase the number of gears · S: serial
  4. Epicyclic gearing (unless otherwise specified)
  5. for the 6.3 L V8-engine M100 of the 600 and 300 SEL 6.3
  6. for the 6.8 L V8-engine M100 of the 450 SEL 6.9[4]
  7. for light duty trucks up to 5,600 kg (12,300 lb)[5][6]
  8. for medium duty trucks up to 11,000 kg (24,000 lb)[6][7]
  9. unofficial name given to the transmission by car enthusiasts
  10. Reverse gear and gears 1  4: Hydraulic · Gear 5: Electronic[8]
  11. 1 2 3 4 5 6 First New Automatic Gearbox Generation introducing the all new combined parallel and serial power flow
  12. 1 2 3 4 5 6 7 plus 2 reverse gears
  13. 1 2 3 4 5 First entry: 1996 version · Second entry: 2004 Chrysler version
  14. helical gear
  15. Continuously Variable Transmission
  16. Second New Automatic Gearbox Generation with parallel and serial power flow
  17. 1 2 3 different variants with an input capacity up to 1,000 N⋅m (738 lb⋅ft)
  18. 1 2 Third New Automatic Gearbox Generation with parallel and serial power flow

References

  1. Johannes Looman · Zahnradgetriebe · pp. 133 ff · Berlin and Heidelberg 1970 · Print ISBN 978-3-540-04894-7
  2. Ergebnis und Ausblick · Festschrift für Herrn Prof. Dr. Hans Joachim Förster zum Ausscheiden als Direktor aus dem aktiven Dienst der Daimler-Benz AG November 1982 (Result And Outlook · commemorative publication for Prof. Dr. Hans Joachim Foerster on the occasion of leaving as director from active duty at Daimler-Benz AG November 1982) · pp. 6 · 20
  3. 1 2 loc. cit. · pp. 7 · 20
  4. 1 2 3 Hans Joachim Foerster · Automatische Fahrzeuggetriebe · p. 452 · Berlin and Heidelberg 1991 · Print ISBN 978-3-642-84119-4 · Online ISBN 978-3-642-84118-7
  5. loc. cit. · p. 487
  6. 1 2 Ergebnis und Ausblick · Festschrift für Herrn Prof. Dr. Hans Joachim Förster zum Ausscheiden als Direktor aus dem aktiven Dienst der Daimler-Benz AG November 1982 (Result And Outlook · commemorative publication for Prof. Dr. Hans Joachim Foerster on the occasion of leaving as director from active duty at Daimler-Benz AG November 1982) · pp. 9 · 22
  7. Hans Joachim Foerster · Automatische Fahrzeuggetriebe · p. 489 · Berlin and Heidelberg 1991 · Print ISBN 978-3-642-84119-4 · Online ISBN 978-3-642-84118-7
  8. 1 2 3 4 5 loc. cit. · pp. 171 · 192
  9. https://up.picr.de/32855333vn.pdf
  10. 1 2 3 https://www.scribd.com/embeds/92643386/content?start_page=1&view_mode=list&access_key=key-7h437wiv215r2tv8d93>
  11. 1 2 3 http://www.w124performance.com/docs/mb/transmission/722.6/trans_722.6_ATSG_2004.pdf>
  12. "Catalog" (PDF). shop.ukrtrans.biz. Retrieved 2020-01-15.
  13. "Mercedes Benz 722.9 Training Manual" (PDF).
  14. "Mercedes-Benz Automatic Transmission 722.9 Technical Training Materials - PDF Free Online". Archived from the original on 2019-06-28. Retrieved 2019-06-28.
  15. 1 2 "System description" (PDF). documents.epfl.ch. Retrieved 2020-01-16.
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