Kubota > Construction Equipment > Excavator (K/KH/KX/U Series)

Kubota KX121-3ST (SN:70000- / Super Series / Tier 4)

in your garage

Find Part by Diagram Frequently Purchased Maintenance FAQ Attachments

Jump to

How to find your Kubota parts. Need help getting started?

Search by Diagram

Use our detailed part diagrams to find the specific part you need.

See frequent purchases for this machine

Browse the parts that are purchased the most frequently for this equipment.

Search by part number or description

Know the part number? Enter to find the specific part you need.

Phone Support

When you need a hand, we're here to help. Call our parts hotline at 877-260-3528.

Select your diagram

Most Frequently Purchased

Kubota KX/K/U-Series Manuals

Kubota Filters

Recommended

KX91-3/KX121-3/KX161-3/U35 Owners Manuals

Part# RC418-81219

$47.21

Kubota KX121-3ST (SN:70000- / Super Series / Tier 4) Attachment Parts

K7454 39" TILT GRADING BUCKET (39" TILT BUCKET / KX121-3) K7455 BOLT ON CUTTING EDGE (BOLT-ON CUTTING EDGE / K7454) K7473 36" TILT GRADING BUCKET (36" TILT BUCKET / KX71-3/91-3/U35) K7474 BOLT ON CUTTING EDGE (BOLT-ON CUTTING EDGE / K7473) K7869 BOLT ON CUTTING EDGE (BOLT-ON CUTTING EDGE / K7877) K7870 QUICK ATTACH COUPLER(KX121) (QUICK COUPLER)

K7870A QUICK ATTACH COUPLER (Quick Attach Coupler) K7872 QUICK ATTACH 12IN. BUCKETS KX71.91.121 U35 (12" Q.A. TRENCHING BUCKET) K7873 QUICK ATTACH 16IN. BUCKETS KX71.91.121 U35 (16" Q.A. TRENCHING BUCKET) K7874 QUICK ATTACH 18IN. BUCKETS KX71.91.121 U35 (18" Q.A. TRENCHING BUCKET) K7875 QUICK ATTACH 24IN. BUCKETS KX71.91.121 U35 (24" Q.A. TRENCHING BUCKET) K7875 QUICK ATTACH 24IN. BUCKETS KX71.91.121 U35 (24" Q.A. TRENCHING BUCKET)

K7876 QUICK ATTACH 30IN. BUCKETS KX71.91.121 U35 (30" TRENCHING BUCKET) K7902 HYD THUMB KIT(KX121) (HYDRAULIC THUMB KIT) K7902 HYD THUMB KIT(KX121) (HYDRAULIC THUMB KIT) K7902 HYD THUMB KIT(KX121) (HYDRAULIC THUMB KIT) K9969 HEAT INSULATION KIT (HEAT INSULATION KIT / K121-3) More...

Maintenance

Hour Meter Reading: Check or Change at Every Interval Shown Below

Check Point	50	200	300	400	600	700	800	900	1000	Interval
Engine Oil Filter	x		x		x			x		300
Hydraulic Return Filter		x				x				500
Fuel Filter				x			x			400
Air Filter									x	1000
Hydraulic Suction Filter		x				x				500

Add Checked to Cart

FAQ

What are the different variants of my model?

KX121-3	SN:20000-29999
KX121-3S	SN:30000-69999 / Super Series
KX121-3ST	SN:70000- / Super Series / Tier 4

answered by mwi on 1/8/2014

Installation Tips & Tricks

Ease of Installation

Comments

Job Quantity

Job Quantity is the number of times this part appears on this diagram.

Depending on your situation, you may not need to replace them all and could order less.

Discontinued Part

This part has been discontinued. Messick's has several places to source these items after the manufacturer has ended support. We encourage you to try our part locator to get the product shipped to your door.

Installation Tips & Tricks

Ease of Installation

Comments

Part Details

Kubota KX121-3ST (SN:70000- / Super Series / Tier 4)

Most Frequently Purchased

$36.29

$61.17

$192.76

$81.70

$11.18

$28.19

$13.43

$12.30

$2.96

$39.89

$17.13

$50.62

$71.25

$8.21

$16.37

$13.41

$14.68

$19.98

$171.37

$47.21

Kubota KX121-3ST (SN:70000- / Super Series / Tier 4) Attachment Parts

Maintenance

FAQ

Messicks.AI Equipment Assistant