Funk™ Planetary Drives

We offer a complete line of Funk planetary gear drives for construction, manufacturing, marine, mining and petroleum industries. Common applications for these dependable drives include conveyors, cranes, crawlers, excavators, road rollers, track vehicles,winches, and many others.

F12R Planetary Drive – L Input Configuration

Output Rotation — opposite input
Gear Ratios — 19.73:1, 28.94:1, 36.22:1, 44.25:1, 53.12:1, 64.95:1, 81.22:1, 119.21
Hydraulic Motor Mounting — SAE “B” or “C,” 2- or 4-bolt
Input Spline — 13T, 16/32P 14T, 12/24P 30° PA.
Output Shaft — splined — 29T, 8/16P,  30° P.A.

F12R Model – L Input

F12R Planetary Drive – O Input Configuration

Output Rotation — opposite input
Gear Ratios — 7.34:1, 10.76:1, 13.15:1, 24.14:1
Hydraulic Motor Mounting — SAE “B” 2- or 4-bolt, or SAE “C” 4-bolt
Input Spline — 13T, 16/32 14T,  2/24P, 30° P.A.
Output Shaft — splined — 29T, 8/16P, 30° P.A.

F12R Model – O Input

F25 Planetary Drive – L Input Configuration

Output Rotation — same as input
Gear Ratios 37.00:1, 54.61:1, 81.05:1, 121.67:1
Hydraulic Motor Mounting — SAE “C” 2- or 4-bolt or SAE “D” 4-bolt
Input Spline — 14T, 12/24P 13T, 8/16P, 30° P.A.
Output Shaft — splined – 33T, 8/16P, 30° P.A.
Output Shaft — keyed — 4” (Nom.) Dia. 1” key width

F25 Model – L Input

F25 Planetary Drive – O Input Configuration

Output Rotation — opposite input
Gear Ratios — 7.50:1, 11.07:1, 13.75:1, 16.43:1, 20,00:1, 24.67:1
Hydraulic Motor Mounting — SAE “C” or “D” 4-bolt
Input Spline — 14T, 12/24P 13T, 8/16P, 30° P.A.
Output Shaft — splined – 33T, 8/16P, 30° P.A.
Output Shaft—keyed – 4” (Nom.) Dia. 1” key width

F25 Model – O Input

F9R Planetary Drive

Output Rotation — same as input on all models
Gear Ratios
One Stage — 3.27:1, 4.89:1
Two Stage — 10.7:1, 16.0:1, 23.9:1
Three Stage — 35.0:1, 52.3:1, 78.2:1, 116.9:1
Hydraulic Motor Mounting — SAE “B”, “C’ or “D” 2- or 4-bolt
Input Spline — 13T, 16/32P 14T, 2124P 13T, 8/16P, 30° P.A.
Output Shaft — splined — 23T, 8/16P, 30° P.A.
Output Shaft — keyed — 3” (Nom.) Dia. 5/80” key width

F9R Model