This is a new, genuine Kubota alternator assembly, part number 1J022-64010, rated 12 V and 40 A. Kubota engine parts catalogs list it for the Z482, D722, D902, D1005, D1105 and V1505 diesels. Kubota dealer catalogs carry it on the B26 tractor loader backhoe, the LX2610HSD and LX2610SUHSD tractors, the F2690 and F2690E front mowers and the U17 excavator. It is the current replacement for alternators 16241-64010, 16241-64012, 16241-64013, 16241-64014 and 16241-64015, which Kubota fitted to many older B series tractors, F series front mowers and KX excavators.
Replace an alternator when charging voltage stays low with a good battery and clean connections, when the charge light stays on, or when a bearing gets noisy. Test output at the alternator and check the belt and the wiring before you condemn it. This is the 40 A unit that replaces the 16241 series. Kubota builds some of the same engines with the 30 A alternator 1G874-64010, the 60 A alternator K7561-61920 or a second 40 A alternator, 1E994-64010, which has a P terminal and replaces the 16678 series. Those are separate parts.
Confirm Fitment Before You Order
Kubota builds these small diesels with several alternators under different numbers: the 30 A 1G874-64010, this 40 A unit, a second 40 A unit with a P terminal (1E994-64010) and the 60 A K7561-61920. Versions of one tractor differ too: the LX2610HSD takes this alternator and the cab model LX2610HSDC takes the 60 A unit, and on BX tractors the 16241 alternator is an optional kit. Send us your engine or machine model, the serial number and the number on your old alternator. Call 530-668-0818 and we will confirm the exact match at no charge before anything ships.
Specifications
| Part number | 1J022-64010 |
| Brand | Kubota |
| Condition | New, genuine, in original packaging |
| Warranty | Kubota genuine parts warranty: 1 year against defects in materials or workmanship. |
| Type | Alternator assembly |
| System voltage | 12 V |
| Output | 40 A |
| Engine families | Kubota Super Mini and 05 Series |
| Engines listed | Z482, D722, D902, D1005, D1105, V1505 |
| Replaces | 16241-64010, 16241-64012, 16241-64013, 16241-64014, 16241-64015 |
| Shipping weight | 7 lb |
Fits / Applications
- Kubota Z482, D722 and D902 Super Mini diesel engines
- Kubota D1005, D1105 and V1505 (05 Series) diesel engines
- Kubota B26 tractor loader backhoe
- Kubota LX2610HSD and LX2610SUHSD tractors
- Kubota F2690, F2690E, F2690-U and F2690E-U front mowers
- Kubota U17 excavator
- Older Kubota machines built with a 16241 series alternator, such as the B21 tractor, F2260, F2400, F2560, F2880-F and F3680 front mowers and KX41-2, KX41-3 and KX61-2 excavators
- Kubota BX1830D, BX2200D and BX23D tractors fitted with the optional alternator kit
- Direct replacement for Kubota alternators 16241-64010, 16241-64012, 16241-64013, 16241-64014 and 16241-64015
Disconnect the battery first. Check the belt, belt tension and pulley alignment, clean the ground path, and confirm the plug and terminals match your harness before final tightening.
Part Numbers & Cross Reference
Kubota 1J022-64010 · Kubota (superseded) 16241-64015 · Kubota (superseded) 16241-64014 · Kubota (superseded) 16241-64013 · Kubota (superseded) 16241-64012 · Kubota (superseded) 16241-64010
Cross-reference numbers can change with engine serial, build year and emissions tier, so treat this list as a starting point. Send us your engine serial number and we will confirm the exact match against your build before anything ships. That check is free and takes a few minutes.
Frequently Asked Questions
Will the 1J022-64010 fit my Kubota LX2610?
Kubota lists it for the LX2610HSD and LX2610SUHSD. The cab model LX2610HSDC takes the 60 A alternator K7561-61920 instead, so check which tractor you have or call 530-668-0818 with the serial number.
What numbers does the 1J022-64010 replace?
Kubota 16241-64015 and the earlier 16241-64014, 16241-64013, 16241-64012 and 16241-64010. If your old alternator carries one of those numbers, this is the current part.
Will it fit my Kubota BX tractor?
On the BX1830D, BX2200D and BX23D Kubota lists the 16241 alternator under an optional alternator kit, not as the standard charging unit. If your BX carries a 16241 alternator, this part replaces it. If you are not sure what is on the tractor, call 530-668-0818 before you order.
Is it new or remanufactured?
New, genuine Kubota.
Related Parts
- Kubota D722, D905, D1005, D1105 & Z482 Engine Alternator, 12V 30 Amp | Genuine Kubota 1G874-64010
- Kubota Z482, D722, D902, D1105 & V1505 Engine Dynamo Assembly, 12V 14 Amp | Genuine Kubota 17531-64012
- Kubota D902, D1005, D1105 & V1505 Alternator Assembly, 12V 60 Amp | Genuine Kubota 1E998-64010
- Kubota D722, D902, D905, D1105 & V1505 Engine Starter Motor, 12V 9-Tooth | Genuine Kubota 19269-63010
Why Buy From Valley Fuel Injection
We are an authorized Kubota dealer and a diesel fuel-injection shop in Woodland, CA, working on diesel engines since 1993. When you call, you talk to people who know Kubota engines, and we check the part number against your engine serial or machine model before anything ships, so the right part arrives the first time. See our Kubota engine sales, parts and service.
UPS Ground anywhere in the lower 48. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax is additional; shipping is calculated at checkout. Buying tax-exempt? Qualifying diesel repair shops, fleets, farms, and agricultural operations can purchase tax-free. Set up tax-exempt purchasing once and every qualifying order is tax-free going forward.





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