Want this question answered?
The 1991 Lexus ls400 has a timing belt.
Timing belt.
CHAIN
There is a timing belt on the Lexus ES300 2003.
timing belt
Definitely a timing chain.
No, it has a timing chain.
Belt.
In 2010 Lexus RX350's started using Timing Chain's in the 3.5 engine, which require no maintenance (unless very high mileage is reached or parts failure). Earlier years <2009 had timing belts. I verified the 2010 model has a timing chain via contacting a local Lexus parts department.
No it does not have time to chain it has a timing belt
The 3.5 liter V6 engine in a 2007 Lexus RX350 has a timing CHAIN
3.3L V6 use timing belt.