Seal Ring Back-up
Case Construction ·9 Fitments
| Machine | Model | Years |
|---|---|---|
| CASE WHEEL LOADER (NORTH AMERICA) | 721D | 2003 – 2006 |
| WHEEL LOADER TIER 3 (NA) | 721E | 2006 – 2011 |
| WHEEL LOADER - TIER 4 / TIER 2 (NA) | 721F | 2011 – 2016 |
| WHEEL LOADER - TIER 4B (NA) | 721F | 2015 – 2016 |
| WHEEL LOADER - TIER 4B (NA) | 721G | 2016 – 2022 |
| WHEEL LOADER (REV 05/2005) | LW170.B | 2003 – 2006 |
| WHEEL LOADER TIER 3 (NA) | W170B | 2006 – 2011 |
| WHEEL LOADER - TIER 4 / TIER 2 (NA) | W170C | 2011 – 2016 |
| WHEEL LOADER - TIER 4 / TIER 2 (NA) | W230C | 2011 – 2015 |
Enhance the performance of your heavy equipment with the Case Construction Seal Ring Back-Up #446179A1. Designed for durability and reliability, this essential part ensures optimal sealing and protection, keeping your machinery running smoothly in demanding conditions.
Compatible equipment
This part fits CASE WHEEL LOADER (NORTH AMERICA), WHEEL LOADER TIER 3 (NA), WHEEL LOADER - TIER 4 / TIER 2 (NA), WHEEL LOADER - TIER 4B (NA), WHEEL LOADER (REV 05/2005) including models 721D, 721E, 721F, 721G, LW170.B, W170B, W170C, W230C.
Frequently asked questions
What is the part number?
The manufacturer part number is 446179A1.
Is this a genuine OEM part?
Yes. Southeastern Equipment stocks OEM and quality aftermarket parts for heavy equipment. Contact us if you need a specific OEM source or aftermarket option.
Will this fit my machine?
See the compatible equipment list above. If your model is not listed, call us with your machine's serial number and we can confirm.
Where does this ship from?
Southeastern Equipment Company ships parts nationwide from our US warehouse. Orders placed before 2 PM ET typically ship same day.
- Manufacturer part number
- 446179A1
- Internal SKU
- IC:446179A1
- Brand
- CASE CONSTRUCTION
- Condition
- OEM, new
- Category
- Case Construction
- Weight
- 0.04 lb
Free pickup at any of our 17 branches across Ohio, Indiana, Michigan, and Kentucky. Select your preferred branch at checkout.
30-day no-fault returns. Bought the wrong part? Send it back for a full refund — no restocking fees, no minimums.