Lexus does not recommend towing a trailer with your vehicle. Lexus also does not recommend the installation of a tow hitch or the use of a tow hitch carrier for a wheelchair, scooter, bicycle, etc. Your vehicle is not designed for trailer towing or for the use of tow hitch mounted carriers.

Dinghy towing
Your vehicle is not designed to be dinghy towed (with 4 wheels on the ground) behind a motor home.

NOTICE
■ To avoid serious damage to your vehicle Do not tow your vehicle with the four wheels on the ground.
■ To prevent causing serious damage to the hybrid transmission and Hybrid AWD system Never tow this vehicle with any of the wheels on the ground. This may cause serious damage to the hybrid transmission and AWD system.

Trailer towing (vehicles
with towing package)Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Rear Axle Carrier (for 2wd): Installation
INSTALLATION CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. INSTALL LOWER CONTROL ARM PIN (for TMMC Made) (a) Secure the rear axle carrier sub-assembly in a vise using aluminum plates. NOTICE: Do n ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Automatic Transaxle Unit: Inspection
INSPECTION PROCEDURE 1. INSPECT TRANSMISSION OIL CLEANER MAGNET (a) Use the removed transmission oil cleaner magnets to collect any steel chips. Examine the chips and particles in the transaxle housing and on the transmission oil cleaner magnets to determine what type of wear might be found in th ...