GM GENUINE 1581TS
GM GENUINE part number 1581TS is a differential pinion pilot bearing in the Drivetrain system. This catalog matches it to 43 year-and-engine configurations from 2011 to 2026.
Verified fitment includes 2026 Chevrolet Express 3500 4.3L V6 ; 2026 Chevrolet Express 3500 6.6L V8 ; 2026 Chevrolet Express 4500 6.6L V8 ; 2026 GMC Savana 3500 4.3L V6 ; 2026 GMC Savana 3500 6.6L V8 , plus 38 other configurations. See every vehicle this part fits.
Frequently Asked Questions
What is GM GENUINE 1581TS?
GM GENUINE part number 1581TS is a differential pinion pilot bearing with published application data for 43 vehicle configurations from 2011 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.
Which vehicles does GM GENUINE 1581TS fit?
This catalog matches 1581TS to 43 year-and-engine configurations from 2011 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.
Is GM GENUINE 1581TS OEM or aftermarket?
What matters is the published application data for this part number, not the label on the box. GM GENUINE 1581TS is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.
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