8L90 Sonnax Valve Body Assembly Remanufactured OEM

Sonnax 8L90 Valve Body Assembly

$510.83
$510.83
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8L90 Sonnax Valve Body Assembly Remanufactured OEM
  • 8L90 Sonnax Valve Body Assembly Remanufactured OEM
  • 8L90 Sonnax Valve Body Assembly Remanufactured OEM
Sonnax 8L90 Valve Body Assembly

Sonnax 8L90 Valve Body Assembly

$510.83
$510.83
Special Order — we source this part to order and ship it within 3 business days. Your card is authorized now and only charged once we confirm the part; if we can’t source it, your order is cancelled at no charge.

Overview

This is a remanufactured valve body for the GM, Chevrolet, GMC, Cadillac 8L90 automatic transmission. Built to OEM specification and engineered as a direct-fit replacement for a professional-grade 8L90 repair or rebuild. Every 8L90 order ships fast and is backed by our support team.

What's Included

  • a cleaned, inspected and vacuum-tested valve body
  • updated valves and springs where applicable

Fitment

Fits GM, Chevrolet, GMC, Cadillac vehicles equipped with the 8L90 automatic transmission. Please confirm your transmission model and year before ordering to ensure correct fitment.

Common Symptoms & When to Use

Consider this 8L90 part when you experience:

  • harsh, soft or missing shifts
  • no drive or no reverse
  • erratic line pressure or converter lockup
  • shift-timing complaints traced to valve-body wear

Specifications

  • Transmission: 8L90

Quality & Service

Remanufactured to OEM specification. Same-day shipping on in-stock orders. Free shipping on orders over $70. Backed by Core Transmission Parts — your source for 8L90 transmission parts.

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