Sonnax offers complete GM Powerglide planetary assemblies in a variety of gear set options and configurations to ensure you get the performance you want without overpaying or sacrificing quality. Each comes fully assembled and ready to install.
Track-proven to 2,000 horsepower, Sonnax Premium planetaries are an ideal choice when extra durability is needed at a reasonable cost in demanding applications. 1.80 Ratio Premium planetary assembly kit 28180G-04S features premium-processed sun and pinion gears that are a big step up from standard case-hardened and tempered varieties. A top-quality material combined with a special heat-treating process results in gears with improved grain structure and stability that are tougher and more wear resistant.
Top-quality sun and pinion gears deliver outstanding durability
High-strength output shaft resists twisting and breakage
24-Tooth billet drum flange designed to work exclusively with Sonnax clutch drums
Bolt-together carrier for ease of service
Includes:
Carrier Assembly & Output Shaft Short Length, HY-Tuf Shaft
Front Sun Gear & Drum Flange 24-Tooth
Ring Gear
Specs:
Gear Process Level: Premium
Shaft Length Option: Short
Shaft Material: HY-Tuf
Ratio: 1.80
Flange Tooth Count: 24
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