Powerglide
1.69 Ratio Premium Planetary Assembly Kit
Part No. 28169G-01S
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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. 1.69 Ratio Premium planetary assembly kit 28169G-01S 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
- Bolt-together carrier for ease of service
See chart and specs below to determine if this planetary assembly suits your application, or dial in options here to choose your build.
PremiumTrack-Proven to 2,000 HP |
ExtremeTrack-Proven to 3,000 HP |
|
| Sonnax Warranty | 2 Years (Gears Only) | 2 Years (Gears & Shaft) |
|---|---|---|
| Gear Material | 9310 Suns & Pinions | 9310 Suns & Pinions |
| Gear Process | Premium |
Advanced (Learn More)
Extreme Gears for Extreme PerformanceTo greatly improve the life of Extreme gear sets, the sun and pinion gear undergo the same advanced processing as assemblies developed for Formula 1™, NASCAR® and other high-end professional racing circuits: Advanced Process gears undergo a three-step process that takes aftermarket performance gear manufacturing to a whole new level:
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| Shaft Material | 4340 | 300M |
| Shaft Splines | Cut Spline | Rolled Spline |
| Drum Flange | 12-Tooth | 24-Tooth |
| Ring Gear | Standard | Maximum Duty |
Applies to planetary assembly kits only
- Carrier Assembly & Output Shaft Short Length, 4340 Shaft
- Front Sun Gear & Drum Flange 12-Tooth
- Ring Gear
- Gear Process Level: Premium
- Shaft Length Option: Short
- Shaft Material: 4340
- Ratio: 1.69
- Flange Tooth Count: 12
