The Timbren Suspension Enhancement System for 1998 Toyota Sienna (rear) is a rear-mounted rubber spring upgrade that reduces sag and cushions road shocks for safer towing and heavier loads. It improves handling and helps control body roll. This bolt-on rear kit supports a 2,400 lb capacity, installs without drilling or airlines, and leverages Timbren’s long-standing rubber spring design for reliable load management.
Timbren 1998 Toyota Sienna Rear Suspension Enhancement System