This drive belt tensioner assembly is a direct replacement for the Lexus GX460 and LX570, as well as Toyota Land Cruiser, Sequoia, and Tundra equipped with the 4.6L or 5.7L V8 engine. Replaces OEM part numbers 166200S010, 166200S011, 166200S012 (39185). New and ready to install.

Item Details

• Product: Drive Belt Tensioner Assembly
• OEM Replace: 166200S010 / 166200S011 / 166200S012 / 39185
• Engine: 4.6L V8 / 5.7L V8
• Condition: New

Compatible Vehicles:

• 2010–2021 Lexus GX460 4.6L V8
• 2008–2021 Lexus LX570 5.7L V8
• 2008–2021 Toyota Land Cruiser 5.7L V8
• 2008–2021 Toyota Sequoia 4.6L / 5.7L V8
• 2007–2021 Toyota Tundra 4.6L / 5.7L V8

Key Features

• Direct OE replacement — eliminates noisy tensioner pulley and belt noise
• Ensures proper belt tension, alignment, and damping
• Powers alternator, power steering pump, and A/C compressor
• Replaces 166200S010, 166200S011, 166200S012, 39185, 89378
• New — never installed

Condition Notes New in packaging. Never installed.

Item Specifics

• OEM Replace: 166200S010 / 39185
• Engine: 4.6L / 5.7L V8
• Compatible: Lexus GX460, LX570 / Toyota Land Cruiser, Sequoia, Tundra
• Condition: New