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American Aviation Parts datum · avionics

Gears

ATA · 174 parts

Gears brings together the parts, hardware, and consumables your maintenance program calls out for this system. Each listing shows its condition and the certification paperwork available for that part, from new PMA/OEM stock to overhauled and serviceable units, so you can confirm airworthiness before buying and request an FAA 8130-3 or manufacturer Certificate of Conformance where one applies.
Support Assy-Starter Ring Gear 31M22194
Support Assy-Starter Ring Gear 31M22194
NE
P/N 31M22194 Lycoming
$2,672.35
Backorder
Support Assy-Starter Ring Gear 31M22246
Support Assy-Starter Ring Gear 31M22246
NE
P/N 31M22246 Lycoming
$2,417.24
Backorder
Support Assy-Starter Ring Gear 31M22350
Support Assy-Starter Ring Gear 31M22350
NE
P/N 31M22350 Lycoming
$2,654.89
Backorder
Support Assy-Starter Ring Gear 31M22782
Support Assy-Starter Ring Gear 31M22782
NE
P/N 31M22782 Lycoming
$2,374.56
Price and availability checked Oct 22, 2026 MST
Backorder
Support Assy-Starter Ring Gear 31M22972
Support Assy-Starter Ring Gear 31M22972
NE
P/N 31M22972 Lycoming
$2,420.15
In stock
Support Ass'Y-Starter Ring Gear 31M22993
Support Ass'Y-Starter Ring Gear 31M22993
NE
P/N 31M22993 Lycoming
$2,657.80
In stock
Support Assy - Starter Ring Gear - (compressor & A 31M26698
Support Assy - Starter Ring Gear - (compressor & A 31M26698
NE
P/N 31M26698 Lycoming
$1,998.20
Backorder
Gear-Stationary 65979
Gear-Stationary 65979
NE
P/N 65979 Lycoming
$6,144.95
In stock
Plug-Prop Gov Drive Gear 03C21721
Plug-Prop Gov Drive Gear 03C21721
NE
P/N 03C21721 Lycoming
$371.51
In stock
Gear, Prop Governor AEL10442
Gear, Prop Governor AEL10442
NE
P/N AEL10442 Engine Components International, Inc. (ECI)
$898.44
Backorder
Gear Kit, Oil Pump AEL18109-S
Gear Kit, Oil Pump AEL18109-S
NE
P/N AEL18109-S Engine Components International, Inc. (ECI)
Quote only
In stock
Gear Assy, Magneto AEL19096
Gear Assy, Magneto AEL19096
NE
P/N AEL19096 Engine Components International, Inc. (ECI)
$1,339.13
Backorder
Gear, Crankshaft AEL19646
Gear, Crankshaft AEL19646
NE
P/N AEL19646 Engine Components International, Inc. (ECI)
$312.06
Backorder
Gear, Crankshaft, Plus .005 AEL19646P005
Gear, Crankshaft, Plus .005 AEL19646P005
NE
P/N AEL19646P005 Engine Components International, Inc. (ECI)
Quote only
Backorder
Gear, Crankshaft, Plus .010 AEL19646P010
Gear, Crankshaft, Plus .010 AEL19646P010
NE
P/N AEL19646P010 Engine Components International, Inc. (ECI)
Quote only
Backorder
Gear, Crankshaft, Lycoming IO-540 AEL19647
Gear, Crankshaft, Lycoming IO-540 AEL19647
NE
P/N AEL19647 Engine Components International, Inc. (ECI)
$789.28
Backorder
Gear, Crankshaft, Lycoming 540 AEL19648
Gear, Crankshaft, Lycoming 540 AEL19648
NE
P/N AEL19648 Engine Components International, Inc. (ECI)
$488.02
Backorder
Gear, Crankshaft AEL19649
Gear, Crankshaft AEL19649
NE
P/N AEL19649 Engine Components International, Inc. (ECI)
$301.32
Backorder
Gear, Magneto AEL61163
Gear, Magneto AEL61163
NE
P/N AEL61163 Engine Components International, Inc. (ECI)
$333.34
Backorder
Gear Assy, Idler, Fuel Pump AEL71652
Gear Assy, Idler, Fuel Pump AEL71652
NE
P/N AEL71652 Engine Components International, Inc. (ECI)
$1,096.14
Backorder
Gear Assy, Idler AEL71668
Gear Assy, Idler AEL71668
NE
P/N AEL71668 Engine Components International, Inc. (ECI)
$916.65
Price and availability checked Oct 22, 2026 MST
Backorder
Gear Assy, Idler, Fuel Pump AEL72231
Gear Assy, Idler, Fuel Pump AEL72231
NE
P/N AEL72231 Engine Components International, Inc. (ECI)
Quote only
In stock
Gear, Starter Ring AEL72566
Gear, Starter Ring AEL72566
NE
P/N AEL72566 Engine Components International, Inc. (ECI)
$135.71
In stock
Gear Assy., Hydraulic Pump Driven AEL72964
Gear Assy., Hydraulic Pump Driven AEL72964
NE
P/N AEL72964 Engine Components International, Inc. (ECI)
$1,099.19
Backorder