Mercedes-Benz Transmission
722.2
The Mercedes-Benz 722.2 is a 4-speed automatic transmission with hydraulic shift control.
- Years
- 1968–1980
- Speeds
- 4
- Control
- Hydraulic
- Max torque
- 392 N·m
The K4 four-speed — a parallel hydraulic automatic for SL and mid-size saloons.
The 722.2 family uses K4C025 and K4A040 classifications (about 245 and 392 N·m) and appeared alongside the 722.1 in W114/W115 and R107/C107 applications. The stronger K4A040 backed early 350/450 SL and SLC models.
Like the 722.0 and 722.1, it belongs to the pre-4G-TRONIC generation of fully hydraulic Mercedes-Benz automatics.
Versions.
Every factory version of the 722.2.
| Version | Classification | Max torque | Applications |
|---|---|---|---|
| 722.200 | K4C025 | 245 N·m (181 lb·ft) | W114 |
| 722.201 | K4A040 | 392 N·m (289 lb·ft) | C107, R107 |
| 722.202 | K4C025 | 245 N·m (181 lb·ft) | W114 |
| 722.203 | K4C025 | 245 N·m (181 lb·ft) | W114 |
| 722.204 | K4C025 | 245 N·m (181 lb·ft) | W114 |
| 722.205 | K4C025 | 245 N·m (181 lb·ft) | W115 |
| 722.206 | K4C025 | 245 N·m (181 lb·ft) | W115 |
Version codes and chassis credits follow the old site’s parts table; K4A040 (.201) is the higher-torque calibration for early 350/450 SL and SLC.
Applications.
Every model shifted by the 722.2.
- 1972–1976 Mercedes-Benz 350 SLC Coupé C107
- 1973 Mercedes-Benz 350 SLC 4.5 Coupé C107
- 1973–1976 Mercedes-Benz 450 SLC Coupé C107
- 1976–1977 Mercedes-Benz 450 SLC Coupé C107
- 1977–1980 Mercedes-Benz 350 SLC Coupé C107
- 1978–1980 Mercedes-Benz 450 SLC Coupé C107
- 1971–1976 Mercedes-Benz 350 SL Roadster R107
- 1977–1980 Mercedes-Benz 350 SL Roadster R107
- 1968–1973 Mercedes-Benz 230 Sedan
- 1968–1973 Mercedes-Benz 230 LWB
- 1971–1973 Mercedes-Benz 250 2.8 Sedan
- 1973–1976 Mercedes-Benz 250 C 2.8 Coupé
- 1973 Mercedes-Benz 280 Sedan
- 1973 Mercedes-Benz 280 C Coupé
- 1973 Mercedes-Benz 280 CE Coupé
- 1973 Mercedes-Benz 280 E Sedan
- 1974–1976 Mercedes-Benz 230.6 Sedan
- 1974–1976 Mercedes-Benz 230.6 LWB
- 1974–1976 Mercedes-Benz 250 Sedan
- 1974–1976 Mercedes-Benz 280 Sedan
- 1974–1976 Mercedes-Benz 280 C Coupé
- 1974–1976 Mercedes-Benz 280 CE Coupé
- 1974–1976 Mercedes-Benz 280 E Sedan
- 1968–1973 Mercedes-Benz 200 Sedan
- 1968–1973 Mercedes-Benz 200 D Sedan
- 1968–1973 Mercedes-Benz 220 Sedan
- 1968–1973 Mercedes-Benz 220 D LWB
- 1968–1973 Mercedes-Benz 220 D Sedan
- 1974–1976 Mercedes-Benz 200 Sedan
- 1974–1976 Mercedes-Benz 200 D Sedan
- 1974–1976 Mercedes-Benz 220 D Sedan