Kubota D1503 Engine Parts

Alpine Equipment stocks OEM and aftermarket parts for the Kubota D1503 engine — filters, gaskets, seals, pumps, water pumps, injectors, and complete rebuild components. Same-day shop pickup in Utah County; nationwide shipping.

Need pricing on a complete D1503 engine or a full rebuild? Call our factory-certified Kubota team at (801) 701-7394.

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Kubota D1503 diesel engine — genuine parts from Alpine Equipment Repair
  • Cylinders3
  • Displacement91.47 cu.in.
  • Bore & Stroke3.27 x 3.64 in
  • Rated Output31.9–33.4 HP
  • Max Torque70–75.2 lb-ft
  • AspirationNaturally aspirated
  • Dry Weight326–374 lbs

Specs vary by engine variant/spec code. Confirm fitment by part number or call us.

Kubota D1503 Manuals & Parts Diagrams

Official Kubota parts lists and service-data reference for this model. Use them to find the exact part number or spec, then search or call to order. Or browse the full Kubota manual library.

Illustrated Parts Lists

Service Data

D1503 Engine Parts (502 parts)

Genuine Kubota assy pump,fuel, part number 17121-52033 — Alpine Equipment 17121-52033 ASSY PUMP,FUEL $135.06 Genuine Kubota assy filter,fuel, part number 17076-43015 — Alpine Equipment 17076-43015 ASSY FILTER,FUEL $113.54 Genuine Kubota assy connector, part number 16678-65830 — Alpine Equipment 16678-65830 ASSY CONNECTOR $15.80 Genuine Kubota pipe,inlet, part number 16662-11622 — Alpine Equipment 16662-11622 PIPE,INLET $60.64 Genuine Kubota assy coupler, part number 16611-65830 — Alpine Equipment 16611-65830 ASSY COUPLER $11.84 Genuine Kubota cover, part number 16551-43210 — Alpine Equipment 16551-43210 COVER $35.87 Genuine Kubota seal,oil, part number 16433-04460 — Alpine Equipment 16433-04460 SEAL,OIL $30.18 Genuine Kubota nut, part number 16429-92010 — Alpine Equipment 16429-92010 NUT $2.16 Genuine Kubota shim,inj.pump 0.30, part number 16414-52120 — Alpine Equipment 16414-52120 SHIM,INJ.PUMP 0.30 $4.34 Genuine Kubota shim,inj.pump 0.25, part number 16414-52110 — Alpine Equipment 16414-52110 SHIM,INJ.PUMP 0.25 $4.34 Genuine Kubota shim,inj.pump 0.20, part number 16414-52090 — Alpine Equipment 16414-52090 SHIM,INJ.PUMP 0.20 $4.34 Genuine Kubota comp.oil pan, part number 16414-01504 — Alpine Equipment 16414-01504 COMP.OIL PAN $232.50 Genuine Kubota assy thermoswitch, part number 16222-83043 — Alpine Equipment 16222-83043 ASSY THERMOSWITCH $73.76 Genuine Kubota gasket,thermostat na, part number 16221-73270 — Alpine Equipment 16221-73270 GASKET,THERMOSTAT NA $1.70 Genuine Kubota kit holder,nozzle, part number 16082-53903 — Alpine Equipment 16082-53903 KIT HOLDER,NOZZLE $202.47 Genuine Kubota plug,drain, part number 15951-33750 — Alpine Equipment 15951-33750 PLUG,DRAIN $15.53 Genuine Kubota plug,oil filler, part number 15852-33140 — Alpine Equipment 15852-33140 PLUG,OIL FILLER $12.57 Genuine Kubota washer, part number 15841-94040 — Alpine Equipment 15841-94040 WASHER $2.48 Genuine Kubota nut, part number 15841-92030 — Alpine Equipment 15841-92030 NUT $4.23 Genuine Kubota clamp,pipe 2, part number 15841-53860 — Alpine Equipment 15841-53860 CLAMP,PIPE 2 $2.91 Genuine Kubota clamp,pipe 1, part number 15841-53850 — Alpine Equipment 15841-53850 CLAMP,PIPE 1 $4.59 Genuine Kubota gasket na, part number 15841-53622 — Alpine Equipment 15841-53622 GASKET NA $1.68 Genuine Kubota fan, part number 15809-74110 — Alpine Equipment 15809-74110 FAN $73.28 Genuine Kubota relay glowtime, part number 15694-65990 — Alpine Equipment 15694-65990 RELAY GLOWTIME $87.25 Genuine Kubota filter,oil 1, part number 15628-32110 — Alpine Equipment 15628-32110 FILTER,OIL 1 $22.31 Genuine Kubota band,pipe, part number 15606-11720 — Alpine Equipment 15606-11720 BAND,PIPE $24.59 Genuine Kubota gasket,copper, part number 15601-96650 — Alpine Equipment 15601-96650 GASKET,COPPER $4.82 Genuine Kubota cartridge,filter, part number 15601-43170 — Alpine Equipment 15601-43170 CARTRIDGE,FILTER $31.94 Genuine Kubota assy filter,fuel, part number 15601-43010 — Alpine Equipment 15601-43010 ASSY FILTER,FUEL $213.19 Genuine Kubota tappet, part number 15601-15553 — Alpine Equipment 15601-15553 TAPPET $12.63 Genuine Kubota bolt,bearing case, part number 15601-04560 — Alpine Equipment 15601-04560 BOLT,BEARING CASE $9.45 Genuine Kubota cock,drain, part number 15575-73100 — Alpine Equipment 15575-73100 COCK,DRAIN $20.35 Genuine Kubota switch,thermometer, part number 15543-83043 — Alpine Equipment 15543-83043 SWITCH,THERMOMETER $63.13 Genuine Kubota cap, part number 15531-72422 — Alpine Equipment 15531-72422 CAP $3.96 Genuine Kubota body,tank, part number 15531-72410 — Alpine Equipment 15531-72410 BODY,TANK $67.67 Genuine Kubota plate,thrust, part number 15521-43542 — Alpine Equipment 15521-43542 PLATE,THRUST $0.82 Genuine Kubota assy cup,fuel filter, part number 15521-43100 — Alpine Equipment 15521-43100 ASSY CUP,FUEL FILTER $28.49 Genuine Kubota seat,valve, part number 15521-36930 — Alpine Equipment 15521-36930 SEAT,VALVE $7.78 Genuine Kubota v belt, part number 15471-97010 — Alpine Equipment 15471-97010 V BELT $22.59 Genuine Kubota stud, part number 15471-91530 — Alpine Equipment 15471-91530 STUD $4.16 Genuine Kubota seal,oil, part number 15471-57980 — Alpine Equipment 15471-57980 SEAL,OIL $4.34 Genuine Kubota assy pump,oil, part number 15471-35013 — Alpine Equipment 15471-35013 ASSY PUMP,OIL $96.54 Genuine Kubota oil slinger,crank/s, part number 15471-23312 — Alpine Equipment 15471-23312 OIL SLINGER,CRANK/S $6.93 Genuine Kubota cover,thermostat, part number 15321-73260 — Alpine Equipment 15321-73260 COVER,THERMOSTAT $14.36 Genuine Kubota gasket,muffler/fl na, part number 15313-12370 — Alpine Equipment 15313-12370 GASKET,MUFFLER/FL NA $6.13 Genuine Kubota gasket,h-meter na, part number 15296-88130 — Alpine Equipment 15296-88130 GASKET,H-METER NA $1.09 Genuine Kubota plug, part number 15261-96010 — Alpine Equipment 15261-96010 PLUG $2.27 Genuine Kubota clamp,cord, part number 15241-67580 — Alpine Equipment 15241-67580 CLAMP,CORD $1.77

More Kubota Engine Parts

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Need pricing on a Kubota D1503 engine or a rebuild?

We sell, exchange, and rebuild Kubota engines — and stock the parts to keep yours running. Call or send a quote request.

(801) 701-7394

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