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 3,000 HP, Sonnax Extreme planetaries are the finest quality Powerglide planetary assemblies in the world. From carrier and output shaft to gears and thrust washers, every component in 1.69 ratio Extreme planetary assembly kit 28169G-06SP is refined for maximum durability in the most demanding applications. The ring gear is even pre-drilled for the Sonnax stabilizer system to prevent vibration and broken reverse friction plates. Extreme gear sets feature 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
Extreme strength output shaft delivers unrivaled performance and reliability
24-Tooth billet drum flange designed to work exclusively with Sonnax clutch drums
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.

More From This Category

TCI Vacuum Modulator, Adjustable, GM, Powerglide, Each

TCI Vacuum Modulator, Adjustable, GM, Powerglide, Each

$54.33

View
MANLEY Connecting Rod Pin Bushing, Bronze, .964 in. OD., .908 in. ID., .855 in. Length, Each

MANLEY Connecting Rod Pin Bushing, Bronze, .964 in. OD., .908 in. ID., .855 in. Length, Each

$16.34

View
PHC Clutch Clutch Kit, PHC Standard, 225 mm x 20T x 22.35 mm, Ssangyong Korando 2011-on, 2.0 Ltr TDI, OM671, 129kw C200, 6 Speed, 1/11-, Kit

PHC Clutch Clutch Kit, PHC Standard, 225 mm x 20T x 22.35 mm, Ssangyong Korando 2011-on, 2.0 Ltr TDI, OM671, 129kw C200, 6 Speed, 1/11-, Kit

$311.62

View
Mantic Clutch System, High Performance Multi-Plate, 225 mm x 26T x 29.0 mm, For Chevrolet Corvette 6.2 Ltr, LT1, 339kw C7, 6 Speed, 1/14- 2014, Kit

Mantic Clutch System, High Performance Multi-Plate, 225 mm x 26T x 29.0 mm, For Chevrolet Corvette 6.2 Ltr, LT1, 339kw C7, 6 Speed, 1/14- 2014, Kit

$2,058.60

View
Sonnax Heavy Duty Input Shaft, 4L60-E, 4L65-E, 4L70-E, Each

Sonnax Heavy Duty Input Shaft, 4L60-E, 4L65-E, 4L70-E, Each

$713.34

View
Hurst Shift Knob, Round, Plastic, White, 5-Speed Pattern, Manual Transmission, Each

Hurst Shift Knob, Round, Plastic, White, 5-Speed Pattern, Manual Transmission, Each

$101.99

View