Swing Reduction 172456-77170 Pinion Shaft Gear Fit Excavator Yanmar VIO17 VIO20-2 VIO20-3

Product Name: Pinion Gear, Drive Shaft
Reference Part Number: 172456-77170, 17245677170
Compatible Machine: Excavator Yanmar ViO20-2, ViO17 (2010, 2020), ViO20-3 (2021)…

Description:
The Swing Pinion Shaft for transmitting power from the swing motor to the swing gear which enables the rotation of the upper structure. It is used to rotate your equipment about the undercarriage by orbiting around the much larger bearing and ring gear.

No. Lev. Parts No. Description
1 1 172A64‑73310 MOTOR ASSY, REVOLVE
2 2 172137‑70490 PLUG
4 2 172137‑70580 SPRING
5 2 172137‑70590 PLATE
6 2 172137‑70600 VALVE
7 2 172148‑73350 PLATE, VALVE
8 2 172173‑73520 COLLAR
9 2 172A64‑73600 BOLT,8X20
10 2 172A64‑73610 DRIVE
11 2 172A64‑73620 BOLT
12 2 172A64‑73630 GEROLLER
13 2 172A64‑73640 HOUSING ASSY, VALVE
14 3 172168‑73590 PLUG
15 3 23871‑010000 PLUG, R01
16 2 172173‑73690 SNAP RING
17 2 172173‑73700 CIRCLIP
18 2 172456‑77150 HOUSING, BEARING
19 2 172456‑77160 FLANGE, MOUTING
20 2 172456‑77170 GEAR, PINION
21 2 172456‑77180 PISTON, HYDRAULIC
22 2 172456‑77190 RING
23 2 172456‑77200 CIRCLIP
24 2 172456‑77210 PLATE,FRICTION
25 2 172456‑77220 PLATE
26 2 172456‑77230 SPRING
27 2 172456‑77240 FRONT BEARING
28 2 172456‑77250 NEEDLE BEARING
29 2 172141‑77260 DRIVE, VALVE
30 2 172A64‑73660 SEAL SET
45 1 26013‑120402 BOLT, M12X 40