ZF Astronic 12AS2131TD Gearbox with Intarder 3 – 81320046368 1353040044

The ZF Astronic 12AS2131TD is a heavy-duty automated transmission designed for maximum reliability and smooth shifting performance on MAN trucks. This unit includes a ZF Intarder 3 (IT 3 AMT T), providing powerful wear-free braking and excellent downhill control.

The gearbox carries Parts List No. 1353 040 044, while the Intarder is marked Parts List No. 6093 060 056. The gearbox model is 12 AS 2131 TD, featuring Customer Spec No. 81.32004-6368 and a Total Ratio of 15.86 – 1.00.
The Intarder features Serial No. 00175675, Total Ratio 1.687, and is designed for AMT (Automated Manual Transmission) systems.

This is an original ZF component, fully inspected, crack-free, and ready to install on MAN TGA / TGS / TGX vehicles.

Technical Data from Nameplate

ZF Astronic 12AS2131TD

• Parts List No: 1353 040 044

• Model: 12 AS 2131 TD

• Serial No: 00948464

• Customer Spec No: 81.32004-6368

• Total Ratio: 15.86 – 1.00

• Speedo Ratio: IMP/U 10.13

• Oil Capacity: 22 L

• Oil Grade: TE-ML 02

ZF Intarder 3 (IT 3 AMT T)

• Parts List No: 6093 060 056

• Serial No: 00175675

• Total Ratio: 1.687

• Oil Capacity: 0 L (dry body, fed by gearbox oil)

✔ Why choose this unit

• 100% genuine ZF

• Perfect match for MAN TGX / TGA / TGS

• Smooth and reliable shifting

• Integrated 3rd-generation Intarder

• Fully tested and in excellent working condition