Tesla Model 3: Gearbox - Rear Drive Unit (Remove and
Replace)

Remove
- Remove the rear drive unit
inverter. See
Inverter - Rear Drive Unit
(Remove and Install).
- Setup the gantry to support
the gearbox motor assembly.

- Remove the bolts that attach
the heat exchanger to the
gearbox, and then remove the
heat exchanger from the gearbox.
Torque 5 Nm +30º

- Remove the bolts that attach
the motor assembly to the
gearbox, and then use the gantry
to lift the gearbox from the
motor assembly.
Torque 15 Nm +25º

Install
Installation procedure is the
reverse of removal, except for the
following:
Caution:
Perform a push-pull test to
verify that the hose is fully
seated.
-
Install new o-rings on the
heat exchanger.
-
Install a new oil filter
if the replacement gearbox is
without one.
READ NEXT:
Gearbox Fluid - Rear Drive Unit - Drain
Drain
SPECIAL TOOLS
KIT, DRIVE UNIT OIL DRAIN, MODEL
SEE MORE:
Remove
Remove the RH side rail trim. See
Trim - Side Rail - LH (Remove and Replace).
Push to open the RH rear coat hook.
Pry open the RH rear coat hook screw cover with a small flat head
screwdriver.
LH shown, RH similar
Remove the screw that attaches the RH rear coat hook to t
Gearbox Fluid - Rear Drive Unit - Drain
Drain
SPECIAL TOOLS
KIT, DRIVE UNIT OIL DRAIN, MODEL 3
(1134264-00-A)
KIT, DRIVE UNIT OIL FILL, MOD