16 S 1820 TO ZF-Ecosplit (Truck)
Synchromesh transmission for heavy trucks
16 S 1820 TO - Basic transmission
16 S 1821 TO - Transmission with Intarder
16 S 1823 TO - Transmission designed for 100% coasting torque
16 S 1825 TO - Transmission with clutch-dependent PTO
SERVOSHIFT is the standard shift system in all transmission versions.
Transmission type 16 S 1820 TO
Input torque max. 1850 Nm
Weight without auxiliaries ≈ 289 kg
Oil capacity for standard installation ≈ 11 dm 3
Oil grade as specified in ZF List of Lubricants TE-ML 02
Installation horizontal left, with integrated clutch bell
Additional weight for ZF-Intarder ≈ 69 kg
Additional oil quantity for ZF-Intarder ≈ 8 dm 3
Standard ratios in gears (L = splitter low; H = splitter high)
1 2 3 4 5 6 7 8 R
L H L H L H L H L H L H L H L H L H
13.80 11.54 9.49 7.93 6.53 5.46 4.57 3.82 3.02 2.53 2.08 1.74 1.43 1.20 1.00 0.84 12.92 10.80
see also Data Sheet for Intarder: IT_NewEcosplit_EN
2007-03
ZF Friedrichshafen AG • Lkw-Antriebstechnik • 88038 Friedrichshafen/Germany
EN
Subject to technical change without notice. Tel. +49 7541 77- 0 • Fax +49 7541 77- 908000 • www.zf.com/truck-transmission
16 S 1820 TO
Installation dimensions
1.1 2 3 4 1.2 5 7 8
231
187
160
115
SAE 1
179
184
235
298
10
186
219 291 10 12 11 10 9
932
1 Speedometer connection, electronic (optional) 7 Integrated clutch bell
2 “Range change” signal transmitter 8 Servoshift
3 “Neutral” signal transmitter 9 Output
4 “Reverse gear” signal transmitter 10 Oil drain
5 Connection point for clutch-dependent ZF-PTOs 11 “Splitter” signal transmitter
6 Input 12 Oil fill and oil overflow check
1
SAE 1
580
480
299
5 4 3 2
314 292 617
1 Option to fit steering pump drive 4 Oil / water heat exchanger
2 ZF-Ecosplit transmission 5 Connection for PTO
3 ZF-Intarder unit
2007-03
Pictures: 018971; 018943; 028367
ZF Friedrichshafen AG • Lkw-Antriebstechnik • 88038 Friedrichshafen/Germany
EN
Subject to technical change without notice. Tel. +49 7541 77- 0 • Fax +49 7541 77- 908000 • www.zf.com/truck-transmission