Keystone TO1126100 Rear Bumper Side Reinforcement Driver Left Resin/Steel OEM Replacement

The Keystone TO1126100 is a rear bumper side reinforcement designed as a direct OEM-style replacement for the driver (left) side. Constructed from a combination of resin and steel, this reinforcement restores the structural integrity of the rear bumper assembly following collision damage.

This part is engineered to match original factory specifications, ensuring proper alignment and fitment with the existing bumper cover and surrounding body panels. It replaces OEM part number 521790C040.

Key Features:

• Direct OEM replacement — matches original factory form, fit, and function
• Composite resin and steel construction for strength and durability
• Driver (left) side rear bumper side reinforcement
• Replaces Toyota OEM part number 521790C040
• Partslink number: TO1126100
• Sold individually

Keystone Automotive Industries is a leading supplier of collision replacement parts, delivering consistent quality for professional body shop repairs. This reinforcement is an ideal solution for restoring a vehicle's rear end to pre-accident condition.