Komatsu Idler Assembly, Conventional, Left Hand – 103-30-00110 (103-30-00110)
Fits Komatsu D21P-7 – OEM Part #103-30-00110
DescriptionIdler Assembly, Conventional, Left Hand – Komatsu D21P-7 (OEM Part #103-30-00110). Direct replacement for Komatsu part number 103-30-00110.
- Part #
- 103-30-00110
- Weight
- 123.00
- Availability
- In stock
- Condition
- New
WARNING : Cancer and Reproductive harm. See www.P65Warnings.ca.gov
*Please call to help verify fitment and always confirm the part number before ordering.
Pricing & Availability
This part is quoted individually — new, rebuilt and used options are often available. Get a fast online quote, or call or text a real parts person.
Quotes answered Mon–Fri 8am–5pm EST
Fits These Machines
Partial list from OEM application data. Not sure? Call or text us with your model and serial number and we’ll verify fitment.
Overview
This idler assembly, conventional, left hand fits Komatsu D21P-7. It is supplied as a direct replacement for Komatsu part number 103-30-00110.
Compatible OEM Part Number: 103-30-00110
Compatible Machines:
Komatsu D21P-7
Function
The front idler guides the track chain around the front of the track frame and is pushed by the track adjuster to hold track tension.
Key Features
- Complete front idler assembly (wheel, shaft, bushings and seals)
- Komatsu catalog lists it as a conventional-type idler, left hand
- Replacement for Komatsu part number 103-30-00110
Specifications
| Component Type | Idler Assembly |
|---|---|
| Application | Dozer undercarriage / front idler |
| OEM Part Number | 103-30-00110 |
| Fitment | Komatsu D21P-7 (OEM part 103-30-00110) |
| Machine Type | Bulldozer |
OEM Cross References
| Part # | Relationship |
|---|---|
| 103-30-00110 | Replaces |
About Our Conditions
| Condition | What you get | Warranty |
|---|---|---|
| New Aftermarket | New aftermarket part made to fit this application, AMS-branded, hardware kit included | 12 months |
| Rebuilt | Professionally rebuilt to spec; refundable core charge, return label provided (30 days, same part number, rebuildable) | 6 months |
| Used | Inspected used take-offs — call or text for current availability and pricing | Call for details |
| Not all inventory / options shown. Our goal is to provide new, rebuilt and used options! Call or get a quick quote! |
Need a little extra help? Give one of our friendly, knowledgeable parts experts a call and we'll have your machine back up and running in no time.
Call a Parts Expert!