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Browse aftermarket replacement parts for the Kubota TG1860 garden tractor. Legacy Kubota garden tractor produced from 1998 through 2003.
Use filters or search by OEM part number to find the right part. Compatibility details are listed on each product page.
The TG1860 is the larger garden tractor in Kubota's TG Series, produced from 1998 through 2003 alongside the TG1860G variant covering the same fundamental machine with minor configuration differences. The TG Series was Kubota's mid frame garden tractor lineup positioned above the smaller G Series (G1800, G1900, G2000) and below the BX Series sub compact tractor offerings that came afterward. Kubota's garden tractor product strategy in this era used small Kubota three cylinder diesel engines from the same families that powered the F Series front mowers, the BX Series sub compact tractors, and the legacy ZD Series zero turn mowers, which means many service parts cross widely across the entire compact and garden tractor product family.
The TG1860 is now over 20 years old in any field deployment, with the original production units approaching or past their first major service cycle. TG1860 owners are typically doing engine refresh work and routine maintenance to keep an aging machine running rather than replacing it with a current generation BX Series tractor. Aftermarket replacement parts dominate this market because Kubota dealer parts pricing on a 20 year old machine is generally not competitive with quality aftermarket alternatives.
Fuel system service is one of the leading categories on the TG1860 because the older garden tractor production units have original fuel filter and fuel system components past their operational life. In Line Fuel Filter 1258143011 covers the primary, with Fuel Filter 12581-43012 as the alternate revision that fits some TG1860 production units. Engine Oil Filter HH150-32430 is the spin on lube filter for the TG1860 (shared with the BX Series, F Series, and ZD Series compact diesel platforms because all of these older Kubota machines run engines from the same Super Mini three cylinder diesel family).
Cold weather start service uses Glow Plug 16851-65510 with the alternate 1G679-65512 for later production units. Engine internal hardware (Gear Ring 16871-63820, Exhaust Manifold Gasket 15862-12350, Guide Oil Gauge 17456-36420) covers the kind of top end refresh work common on the older TG1860 units. Starter motor 67980-31150 is a TG1860 specific starter (different from the BX25 / D902 starter 16824-63013), reflecting that the garden tractor had its own electrical system architecture distinct from the broader compact tractor lineup. Smaller assembly hardware (Flange Nut 02756-50060, Key 37410-55150) covers routine fastener and ignition service.
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