Powerglide

1.65 Ratio Extreme Gear Set
Part No. 165S3-24K

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Sonnax offers complete GM Powerglide planetary gear sets in a variety of gear set options and configurations to ensure you get the performance you want without overpaying or sacrificing quality.

Track-proven to 3,000 HP, Sonnax Extreme gears build the finest quality Powerglide planetaries in the world, when every component has to be refined for maximum durability in the most demanding applications. 1.65 Ratio Extreme gear set 165S3-24K features Sonnax premium sun and pinion gears that also undergo the same advanced processing used in Formula 1, NASCAR® and other high-end professional racing circuits.

  • Top-quality sun and pinion gears undergo additional advanced processing for unmatched durability
  • Ring gear is pre-drilled for the Sonnax stabilizer system to prevent vibration and broken reverse friction plates
  • 24-Tooth billet drum flange is broached and matched to the sun gear for a precise press fit, no welding required
  • Flange is designed to work exclusively with Sonnax clutch drums

Premium

Track-Proven to 2,000 HP

Extreme

Track-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)
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

  • Front Sun gear
  • Rear Sun Gear
  • Drum Flange 24-Tooth
  • Ring Gear
  • Short Pinion Gears (3)
  • Long Pinion Gears (3)
  • Gear Process Level: Extreme
  • Flange Tooth Count: 24
  • Assembled Height: 0
  • Ratio: 1.65
  • Powerglide 1.65 Ratio Extreme Gear Set 165S3-24K