Komatsu PC200-6H Bucket Linkage - Serial 80001-UP

Komatsu PC200-6H Bucket Linkage - Serial 80001-UP helps customers identify the correct replacement parts used in the bucket linkage area for PC200-6H machines within serial range 80001-UP.

This page focuses on the bucket-to-arm linkage diagram shown below. Use the illustration and numbered callout list to match the correct pin, bushing, seal, link, spacer, and hardware part numbers before ordering.

Machine coverage: PC200-6H
Serial range: 80001-UP
Section: Bucket Linkage

Komatsu PC200-6H Bucket Linkage - Serial 80001-UP bucket linkage parts diagram with pin, bushing and seal callouts

How to Use This Bucket Linkage Hub

  • Confirm your machine model, serial number, and arm length before choosing parts.
  • Match the callout number on the linkage image to the numbered parts list below.
  • Use serial notes, lubrication notes, and option notes to choose the correct bucket linkage pin, bushing, seal, or link part.
  • Open the linked part number directly when you want to review product availability.

Why This Bucket Linkage Page Matters

Bucket-to-arm linkage joints are among the highest-wear points on Komatsu excavators. This reference page helps buyers verify pivot-group parts, reduce ordering mistakes, and identify the exact linkage hardware shown in the OEM-style illustration.

Callout Parts List

No. Part Number Description Qty Serial / Notes
1 20Y-70-00070 LINK ASS'Y 1 SN: 81801-94998 | Refs: 20Y7000181, 2057000092, 2057000091, R20Y7000070
1 The part specified in the line above can be used instead of this part20Y-70-00181 LINK ASS'Y 1 SN: 80001-81800 | Refs: 20Y7000070, 2057000092, 2057000091
1 This part cannot be supplied as an individual part. It is supplied as an assembly. LINK 1 SN: 81801-94998
1 This part cannot be supplied as an individual part. It is supplied as an assembly. LINK 1 SN: 80001-81800
2 205-70-73180 BUSHING 2 SN: 80001-@
3 205-70-67150 BUSHING 2 SN: 80001-@
4 07020-00000 FITTING 3 SN: 80001-94998
5 21K-70-12180 SEAL 4 SN: 80001-@
6 205-70-62140 SEAL 2 SN: 80001-@
7 205-70-73130 LINK 2 SN: 80001-@ | Refs: 2057073130NK
8 20Y-70-11320 SPACER ¤ 0.8MM 3 SN: 80001-@
9 20Y-70-11330 SPACER ¤ 1.5MM 3 SN: 80001-@
10 205-70-73160 PIN 2 SN: 80001-@ | Refs: 22U7021191
11 205-70-73190 BOLT 2 SN: 80001-@
12 01580-12016 NUT 4 SN: 80001-@
13 205-70-73270 PIN 1 SN: 80001-@ | Refs: 22U7011672
14 205-70-73190 BOLT 1 SN: 80001-@
15 01580-12016 NUT 2 SN: 80001-@
16 205-70-73270 PIN 1 SN: 80001-@ | Refs: 22U7011672
17 362-46-11210 BOLT 1 SN: 80001-@
18 01580-12016 NUT 2 SN: 80001-@