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Vehicle Info NeededSPEEDMASTERPART NUMBER: 746-PCE550.1006
Heavy-Duty Planetary Gear Set for GM TH400 Transmission
$1,71710
Ships on Sep 04, 2026
Lowest Price GuaranteeGM
Heavy-Duty Planetary Gear SetGM TH400 3-Speed Ratio: 2.10-1.40 2-Speed Ratio: 1.40 Straight Cut 4340 Steel Sold as kit
PCE550.1006 Features:
- Designed with straight cut gears, to eliminate axial load, making it more efficient to handle your high-power demands
- Delivers superior torque output for modern big-displacement engines
- Fully rollerized gear set
- 6 pinion reaction carrier
- 5 pinion output carrier
Part TypeAutomatic Transmission Planetary Gear
BrandSPEEDMASTER
Package Height6.0
Package Width7.5
Package Length15.0
Weight9.0 PG
Part CategoryPerformance Parts
Gear Set MaterialSteel
Gear Set TypePlanetary
Second Gear Ratio1.40:1
QuantitySold as a kit.
Part FitmentSemi Universal
Third Gear Ratio2.10-1.40
Package Qty1
Package TypeEA
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