Kubota L45

Browse aftermarket replacement parts for the Kubota L45 compact tractor. Kubota L Series 45 HP compact tractor TLB (tractor, loader, backhoe) combination machine, the upper-mid entry in the L Series TLB lineup.

Use filters or search by OEM part number to find the right part. Compatibility details are listed on each product page.

Parts Compatible with the Kubota L45 Compact Tractor

The L45 is the 45 horsepower entry in Kubota's L Series compact tractor TLB lineup, a factory-equipped tractor with loader and backhoe attachments pre-mounted for residential acreage, equestrian, and small-commercial property maintenance. It uses the Kubota V2403 era 4-cylinder diesel engine with hydrostatic transmission and 4WD. Customers commonly find L45 units in established small-property maintenance fleets where the TLB combination eliminates the need for separate skid steer and excavator equipment.

The L45 shares many service parts with the L39 (the 39 HP sibling in the same L TLB lineup), L47 (the 47 HP sibling), and L48 (the 48 HP sibling) because Kubota engineered the L TLB Series on a shared parts platform with the V2403 era 4-cylinder engine family.

Common Replacement Parts for the Kubota L45

Air filtration uses Inner Air Filter R141142289 as the primary air intake service item. Cooling system service uses Thermostat Assembly 1A021-73012 as the most commonly ordered service item.

Internal engine service uses Cylinder Head Gasket 1G790-03630 for top-end work, Seal 19202-04460 for routine seal replacement, Oil Gauge Plug 1G513-36550, and Guide Oil Gauge 17456-36420. Small assembly hardware including O-Ring 04811-10280, Washer 04512-50080, and the standard service O-Ring 04817-50300 cover routine bolt-and-fastener service. Many L45 service parts cross to the L39, L47, and L48 (L TLB siblings).