Description
Overview:
The Main Bearing 62/22 for Honda GX110 and GX120 engines is a deep-groove ball bearing that supports the crankshaft and controls radial loads for smooth, reliable running. This Genuine Honda part (MPN 91001-878-003) is manufactured from high-grade steel for strength, accuracy and long service life in demanding small-engine environments. It helps reduce friction and wear, maintains crank alignment, and restores stable operation after overhaul or routine maintenance. Ideal for compact Honda power equipment, the bearing suits engines commonly used in generators, pumps and professional lawn mowers. It is a precise fit for Honda GX110 and GX120 engines, helping keep maintenance straightforward and downtime low while preserving original performance and reliability.
Key Features:
- Genuine Honda Part for assured fit and quality
- 62/22 deep-groove ball bearing format for crankshaft support
- High-grade steel construction for durability and load handling
- Precision tolerances help reduce friction and vibration
- Designed for GX110 and GX120 engines for straightforward installation
- Supports reliable starting and smooth running under continuous use
- Suitable for routine servicing or full engine rebuilds
- Supplied to OEM specification to maintain engine efficiency
Typical Applications:
Used as a crankshaft main bearing in small Honda petrol engines powering generators, water pumps, and professional lawn mowers. Common in equipment such as the EU22i generator and WB20XT 2 in (50.8 mm) water pump, as well as GX110/GX120-driven compact machinery found on sites, in workshops, and for grounds care.
Also known as:
Crankshaft bearing, crank main bearing, engine main bearing, deep-groove ball bearing 62/22, 62/22 crank bearing, GX110/GX120 main bearing.
Fits Models:
EU22i, GX110, GX120, GX120K1, GX120T1, GX120T2, GX120U1, GX120UT1, GX120UT2, HRD535 HXE, HRD535 MEM, HRD535 QME, HRD535 QXE, HRD535 SME, HRD535 SXE, WB20XT, WB20XT 2"
Alternate Part Numbers:
91001-878-003, 91001878003
Product Specifications
| L&S Part No. | 91001 878 003 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Honda |
| OEM No. | 91001878003 |
| Unit of Sale | 1 |
| Size | 62/22 |
| Applications | EU22i, GX110, GX120, GX120K1, GX120T1, GX120T2, GX120U1, GX120UT1, GX120UT2, HRD535 HXE, HRD535 MEM, HRD535 QME, HRD535 QXE, HRD535 SME, HRD535 SXE, WB20XT, WB20XT 2" |
| Machine Type | Engines, Pumps, Mowers |
| Fits Brands | Honda |
| Fits Models | GX110 | WB20XT | GX120K1 (GC01) | GX120T1 (GCAAT) | GX120UT1 (GCAGT) | GX120U1 (GCAHK) | GX120UT2 (GCBMT) | GX120T2 (GCBNT) | HRD535 MEM | EU22i | HRD535 HXE | HRD535 QME | HRD535 QXE | HRD535 SME | HRD535 SXE |
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