RK Tractors RK21H Attachments & Implements

The RK Tractors RK21H is a 21.5 HP compact tractor producing 15.4 PTO HP through a 540 RPM PTO, with a Category I 3-point hitch hitch and a 3-point lift capacity of 679 lb. Below: every attachment in our database checked against these specs.

Engine horsepower: 21.5 HP
PTO horsepower: 15.4 HP
PTO speeds: 540 RPM
Hitch: Category I 3-point hitch (Category I)
3-point lift capacity: 679 lb
Class: Sub-compact
Series: RK Series
Front loader: Not fitted

Attachment fit for the RK21H is decided by four of these figures: hitch category, PTO horsepower, PTO shaft speed, and implement weight against the 679 lb three-point lift rating. Because this is a sub-compact tractor, implements must also be rated for sub-compact use. Front-mount attachments require a loader, which this record does not list. Every figure above is read from manufacturer documentation, linked on the page.

RK Tractors RK21H attachments by task

Checked against every attachment in the database, the RK Tractors RK21H returns 74 full matches, 9 compatible with notes, 26 front-loader attachments awaiting loader specs, and 80 ruled out. Full matches by task: Box blade (22), Rear blade (18), Landscape rake (16), Post hole digger (5), Finish mower (5), Rotary tiller (3), Bale spear (2), Rotary cutter (1), Snow blower (1), Land plane (1).

What fits the RK Tractors RK21H (74)

Showing 8 of 74.

Land Pride RCR1248 — Rotary cutter · 15+ HP · 385 lbs
Land Pride BB0548 — Box blade · 320 lbs
CountyLine PHD Cat I — Post hole digger · 12+ HP · 195 lbs
Land Pride RTA1250 — Rotary tiller · 15+ HP · 421 lbs
Land Pride BB1260 — Box blade · 346 lbs
Land Pride FDR1648 — Finish mower · 15+ HP · 486 lbs
Frontier RT1142 — Rotary tiller · 10+ HP · 293 lbs
Frontier RT1149 — Rotary tiller · 10+ HP · 323 lbs

Compatible with notes (9)

Showing 8 of 9.

Land Pride FDR1660 — Finish mower · 15+ HP · 577 lbs. Lift capacity headroom is tight, recommend adding front ballast weights. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
King Kutter RFM-60 — Finish mower · 15+ HP · 554 lbs. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
CountyLine RT4CL — Rotary tiller · 15+ HP · 591 lbs. Lift capacity headroom is tight, recommend adding front ballast weights. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
BEFCO H40-S 48" — Flail mower · 16+ HP · 450 lbs. PTO horsepower is marginal, verify with implement manufacturer before operating at full load.
Farmry TSB48 — Snow blower · 15+ HP · 595 lbs. Lift capacity headroom is tight, recommend adding front ballast weights. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
CountyLine BB84 — Box blade · 545 lbs. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
King Kutter DEG-72 — Land plane · 565 lbs. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Titan Attachments 3-Point Land Leveler and Grader 6ft — Land plane · 615 lbs. Lift capacity headroom is tight, recommend adding front ballast weights. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.

Front-loader attachments (loader specs not on file) (26)

Showing 8 of 26.

Land Pride RG1060 — Grapple · 375 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 375 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Land Pride RG1072 — Grapple · 408 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 408 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Titan Attachments Economy Grapple 48" — Grapple · 390 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 390 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Titan Attachments Economy Grapple 60" — Grapple · 470 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 470 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Titan Attachments Economy Grapple 72" — Grapple · 510 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 510 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Titan Attachments Grade 50 Standard Series Root Grapple Bucket 60" SSQA — Grapple · 617 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 617 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Titan Attachments Standard Series Root Grapple Rake 60" SSQA — Grapple · 650 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 650 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.
Titan Attachments Standard Grapple 72" SSQA — Grapple · 660 lbs. This is a front-loader attachment, so it requires a front loader rather than the 3-point hitch. We don't have loader specifications on file for the RK Tractors RK21H, so this pairing has not been evaluated for lift capacity or quick-attach fit. Confirm the tractor's loader model and its usable capacity before purchasing. Loader lift capacity for the RK Tractors RK21H is not on file, so this 660 lb attachment has not been checked against a loader rating. This is a sub-compact tractor; confirm loader availability and capacity with your dealer.

Does not fit the RK21H (80)

Showing 8 of 80.

King Kutter RTG-60 — Rotary tiller · 20+ HP · 380 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (20). This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Woods RD72 — Rotary cutter · 25+ HP · 580 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (25). Lift capacity headroom is tight, recommend adding front ballast weights. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Land Pride RCR1260 — Rotary cutter · 20+ HP · 496 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (20). This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Land Pride RCR1272 — Rotary cutter · 25+ HP · 568 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (25). Lift capacity headroom is tight, recommend adding front ballast weights. This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Land Pride RTA1258 — Rotary tiller · 20+ HP · 448 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (20). This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Land Pride RTR1258 — Rotary tiller · 20+ HP · 463 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (20). This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Land Pride SB1051 — Snow blower · 18+ HP · 390 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (18). This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.
Land Pride SB1064 — Snow blower · 18+ HP · 501 lbs. Tractor PTO HP (15.4) is more than 10% below the implement minimum (18). This implement is not specifically rated for sub-compact tractors, verify clearance and geometry with your dealer.

Frequently asked questions

What is the PTO horsepower of the RK Tractors RK21H?

The RK Tractors RK21H produces 15.4 PTO horsepower (engine HP: 21.5), per Manufacturer official spec.

What 3-point hitch category does the RK Tractors RK21H use?

The RK Tractors RK21H uses Category I 3-point hitch.

What is the lift capacity of the RK Tractors RK21H?

The RK Tractors RK21H has a 3-point lift capacity of 679 lbs at 24 inches behind the lift points.

What rotary cutters fit the RK Tractors RK21H?

Verified compatible rotary cutters include: Land Pride RCR1248.

Will a King Kutter RTG-60 fit the RK Tractors RK21H?

No. The King Kutter RTG-60 is incompatible with the RK21H. Tractor PTO HP (15.4) is more than 10% below the implement minimum (20).