Part of the Kubota Parts Manuals.
This is the Kubota RC72-27B parts catalog, a 31 page illustrated PDF for the RC72-27B tractor mower deck. It pairs exploded diagrams with reference numbers, Kubota part numbers, quantities, and serial number ranges, so you can identify the exact component before you order it.Coverage runs across the whole deck: the universal joint and PTO driveline, the bevel gear case, pulley holder, blades, tension pulley, mower deck shell, front gauge and rear wheels, discharge cover, and the linkage, lift linkage, and lift arm that raise and lower the deck.Use it to trace a driveline or gearbox fault, match a worn belt or bearing to its part number, rebuild the deck spindle, or confirm which gauge wheel and hardware fit your serial number. The interchangeability and country code legend at the front helps you avoid ordering the wrong revision.
What's Inside This Kubota RC72-27B Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Universal Joint | 4-5 | Joint Universal, Yoke PTO, Yoke Quick, Shaft Yoke, Yoke Sleeve, Assy Joint Cross |
| Bevel Gear Case | 6-8 | Case Bevel Gear, Plug Breather, Stay Bevel Case LH, Shaft Pinion, Kit Gear Bevel, Bearing Ball |
| Pulley Holder | 9-10 | Holder Center Pulley, Bearing Ball, Seal Oil, Boss Spline, Cover Dust, Blade |
| Blade | 11-12 | Holder Side, Shaft Blade, Bearing Ball, Pulley Side, Boss Spline |
| Tension Pulley | 13-14 | Belt, Arm, Spacer Tension, Comp.Pulley Tension, Cover Tension, Spring Tension |
| Mower Deck | 15-16 | Assy Deck Mower, Deck Mower, Label Caution, Cover LH, Cover RH, Label Cutting Height |
| Front Gauge Wheel | 17-18 | Pin Joint, Front Wheel, Bush, Stay Front Wheel LH, Shaft Front Wheel, Collar Front Wheel |
| Rear Wheel | 19-20 | Front Wheel, Bush, Stay Wheel LH, Stay Wheel RH, Shaft Front Wheel, Collar Front Wheel |
| Discharge Cover | 21-22 | Roller Anti-Scalp, Pin Gauge Wheel, Cover Chute, Stopper Chute, Washer Spring, Spring |
| Linkage | 23-24 | Bracket LH, Assy Roll.Anti-Scalp, Pin Gauge Wheel, Stay Front, Pin Hinge, Link Front |
| Lift Linkage | 25-26 | Stay Front LH, Shaft Lift, Arm Lift LH, Stopper, Link Lift, Link Rear |
| Lift Arm | 27-28 | Rod, Pin Joint, Turnbuckle, Arm Lift LH, Arm Lift RH |
| Lift Stopper | 29-30 | Mounting the Mower with Loader |
| Accessories and Service Parts | 31 | - |
Kubota RC72-27B Common Problems This Manual Covers
Only the center blade spins
When the outer blades stop while the center keeps turning, the fault is usually in the deck driveline or the gearbox side pulley. The bevel gear case parts breakdown lets you check the shaft, gears, and bearings that drive the deck.
Manual Section: Bevel Gear Case p. 6Loud gearbox noise then poor cutting
A loud deck noise followed by lost cutting performance points to worn gearbox bearings or a damaged pinion shaft. The exploded view identifies each ball bearing, shim, and seal so you can order a full rebuild set.
Manual Section: Bevel Gear Case p. 6Belt slips or jumps off
A slipping or thrown belt usually means the tension pulley, spring, or idler arm has worn. This section shows the belt, tension arm, spacer, and spring so you can restore correct belt tension.
Manual Section: Tension Pulley p. 13Gauge wheels worn or separated
RC72-27B deck gauge wheels commonly wear out or separate from the center sleeve. The front gauge wheel breakdown lists the wheel, bushing, collar, and shaft so you can replace the whole assembly.
Manual Section: Front Gauge Wheel p. 17Uneven cut, streaking, or scalping
Streaking, stepping, and scalping often trace back to dull or worn blades. The blade section identifies the blades, holders, and spline boss so you can match replacements for a clean cut.
Manual Section: Blade p. 11Deck vibration or noisy cutting
Vibration and noisy cutting can come from a bent blade or worn spindle bearing. The blade and pulley holder breakdowns show the shaft, bearings, and boss so you can find the imbalanced part.
Manual Section: Pulley Holder p. 9Frequently Asked Questions
Which machine does this catalog cover?
It covers the Kubota RC72-27B mid mount mower deck. Every parts diagram and list in the catalog is specific to the RC72-27B, with serial number ranges shown so you can confirm fitment for your unit.
Is this a repair manual or a parts list?
It is a parts catalog. It provides exploded diagrams, reference numbers, Kubota part numbers, quantities, and serial number ranges for ordering parts, rather than step by step repair procedures.
How do I find the deck gearbox parts?
The Bevel Gear Case section lists the case, pinion shaft, bevel gears, bearings, shims, and seals with their part numbers, so you can source everything needed to rebuild the deck gearbox. p. 6
Can I identify the correct drive belt here?
Yes. The Tension Pulley section shows the belt alongside the tension arm, spacer, cover, and spring, so you can match the belt and its related tensioner parts by reference number. p. 13
How quickly can I access this Kubota RC72-27B manual after buying?
It's a 31-page Parts Catalog in searchable PDF, available the moment checkout finishes. View it on computer, tablet, or phone, with no shipping wait.
Am I able to print pages from this Kubota RC72-27B manual?
None at all. The PDF is DRM-free, so print whatever sections you want for the shop. Standard letter or A4 paper works fine.

















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