The ZF Astronic 12 AS 2131 TD gearbox is a fully automatic 12-speed transmission designed for heavy-duty MAN trucks. This unit carries Parts List 1353 040 012 and Customer Spec 81.32004-6086, making it fully compatible with MAN TGX and TGS models.

The gearbox has been tested and works perfectly. It delivers smooth gear shifts and high durability in daily operation. In addition, the 15.86–1.00 total ratio offers excellent torque performance and stable cruising efficiency.

This Astronic model uses 21 liters of oil and requires lubricant according to ZF TE-ML 02. It is a genuine ZF product, offering a reliable replacement solution for trucks that need long-lasting performance.

In summary, it is an excellent choice for any MAN owner looking for a strong and dependable automatic gearbox.

Technical Details (Label Codes)

• Model: 12 AS 2131 TD

• Parts List No: 1353 040 012

• Serial No: 00553715

• Customer Spec No: 81.32004-6086

• Total Ratio: 15.86 – 1.00

• Speedo Ratio: IMP/U 8.14

• PTO: N

• Oil Capacity: 21 L

• Oil Grade: TE-ML 02