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Caterpillar Series

Caterpillar (CAT) Hydraulic Parts

Hydraulic pump, final drive, swing motor, control valve, cylinder, repair kit, etc.

Brands: RITO, Genuine, Rebuild, OEM, Aftermarket.

Fits: CAT (300 series), Mitsubishi, Sany, XCMG, and other major excavator brands.

Service: One-stop sourcing, large stock, fast delivery. If you need your own brand we also could supply too.

A total of 20 pages

RITO Swing Drive Seal 155-0829 1550829 Construction Machinery Parts Hydraulic System Component Power Repair Unit

Jerky turntable steering, loose upper cabin play, or a sudden drop in gear lubrication inside your slewing device housing indicates an internal fluid boundary breakdown. When old dynamic seals lose their spring tension under intense rotational stress, thick gear oil escapes past the pinion, leaving planetary gears to grind dry and inviting total housing lockup. Re-establish strict fluid containment inside your turntable mechanism by installing the precision-machined RITO 155-0829 swing drive seal today.

Hot Tags : 155-0829 Swing Drive Seal Caterpillar swing gearbox seal Excavator swing seal Swing motor seal Swing gearbox oil seal
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RITO 155-0828 Bearing Lip Type Seal 1550828 For Excavator Spare Parts Construction Machinery Parts Hydraulic System Component

Observing black hydraulic oil weeping near your main rotary shaft support or dealing with unexpected bearing temperature spikes signals that your boundary defense has collapsed. Normal rubber seals quickly harden, gloss over, and crack under severe cyclic pressure pulses, allowing abrasive outdoor rock dust to ruin your precision shaft surfaces. Reseal your bearing compartments completely by introducing the heavy-duty RITO 155-0828 lip type seal immediately to stop localized fluid migration.

Hot Tags : 155-0828 Bearing Lip Type Seal Caterpillar swing drive seal Excavator Ring seal Swing drive oil seal
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RITO 578-2147 Bucket Link CAT306E2 306E 5782147 Idler Link Guide Link Assembly Excavator Undercarriage Driving Power Unit

Wasting valuable billable hours fixing sloppy bucket bucket movements, or dealing with loose pin play on your mini excavator boom? Loose bucket link assemblies distort pin hole geometry and create unsafe field states, lowering your breakout force and cutting into daily project margins. Re-establish razor-sharp attachment control and original tipping speed across your fleet by installing the heavy-duty RITO 578-2147 bucket link group today.

Hot Tags : 578-2147 Bucket Link Caterpillar bucket link CAT306E2 guide link Idler link Bucket linkage
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RITO 3F1547 Seal O-Ring 3F1547 NBR O-Ring Seal Hydraulic System Sealing Gasket Excavator Hydraulic Repair Kit Spare Parts

Are fluid leaks around your hydraulic hose unions, cylinder manifolds, or pump valve banks slowing down your excavator's daily project progress? Cheap, non-flouroelastomer sealing rings rapidly harden and crack under cyclic thermal pulses, introducing dangerous micro-grit into sensitive distributor spools and triggering massive fluid leaks. Reseal your high-pressure plumbing loops completely by deploying the ultra-resilient RITO 3F1547 NBR O-ring seal.

Hot Tags : 3F1547 O-Ring Seal Hydraulic seal Excavator o-ring Seal ring Rubber gasket
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RITO Pilot Control Valve Plug 118-4086 E320C 320D 1184086 Hydraulic Control Valve Plunger Excavator Pilot Valve Repair Kit

Is sluggish joystick response or a permanent loss of auxiliary attachment travel speed lengthening your project durations and wasting expensive fuel? When a worn valve plunger plug loses its tight sealing interface, pilot oil constantly creeps across the control galleries instead of fully shifting the main control spool blocks. Overhaul your operator control tower with the high-precision RITO 118-4086 hydraulic control valve plug.

Hot Tags : 096-1628 Pilot Control Valve Plug Caterpillar pilot valve plug CAT 320 pilot plug Pusher seal plug Joystick valve plunger
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RITO 096-1628 Pilot Control Valve Plug 320 320C 0961628 Hydraulic Control Valve Plunger Excavator Pilot Valve Power Unit

Experiencing sticky hand levers, laggy hydraulic activation responses, or fine oil weeping down onto your feet inside the excavator cabin console? Scored or pitted plunger guide caps allow localized pilot oil to escape across the foot control bank, dropping signaling pressure and making precision bucket tracking operations dangerously imprecise. Restore snap control feedback and clean cabin surfaces instantly by threading in the heavy-duty RITO 096-1628 pilot control valve plug.
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RITO 275-6706 Blower Motor Assembly 2756706 Air Conditioner Blower Motor Excavator HVAC System Driving Power Component

Extreme summer heat inside the cab breaks down operator concentration and drives up safety risks, lowering daily trenching output as operators take frequent breaks. Restore continuous, refreshing climate control across your operator station by dropping in the heavy-duty RITO 275-6706 blower motor assembly.

Hot Tags : 275-6706 Blower Motor AC blower motor Excavator blower Heater blower Ventilation motor
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RITO Hydraulic Pump Coupling 279-7871 320D 321D 2797871 Excavator Pump Drive Coupling Assembly Excavator Driving Device Unit

Rattling flywheel sounds or accelerated input bearing failures threatening to stall your mid-sized excavator's field productivity? Continuing to run a machine with a hardened or distorted driver coupling transfers harsh torsional vibrations directly into your pump internals, stripping shaft splines and causing expensive main housing cracks. Re-establish seamless mechanical power transfer by dropping in the heavy-duty RITO 279-7871 drive coupling assembly.

Hot Tags : 279-7871 Flexible Coupling Caterpillar pump coupling 320D coupling assembly Pump drive coupling Coupling GP-flexible
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RITO Excavator Final Drive 307 307C 307D 307E Travel Motor Assembly Excavator Hydraulic Track Drive Motor Gearbox Component

Annoyed by sluggish tracking speeds, persistent hub leaks, or a severe loss of gradeability on your small multi-purpose excavators? Worn internal multi-stage gear profiles allow mechanical backlash to multiply, turning an easy seals replacement fix into a catastrophic gear lockup that snaps output shafts. Re-establish factory-smooth crawling response across your fleet by utilizing the heavy-duty RITO 307 travel motor assembly today.

Hot Tags : Hydraulic Travel Motor Travel Motor Assembly Caterpillar travel motor CAT307 final drive Track drive motor Excavator Travel Motor
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RITO 3604598 Unloader Valve 336D 336DL 336E 3604598 Hydraulic Pressure Relief Valve Excavator Hydraulic System Control Valve

Suffering from constant main pump pressure drops, engine bogging, or erratic control responses across your high-pressure lines? A sticking or eroded internal unloader valve allows hydraulic oil to dump prematurely into the return lines, starving your cylinders of flow and driving up daily fuel costs. Re-establish optimal system calibration by installing the high-precision RITO 3604598 pressure relief valve.

Hot Tags : 3604598 Unloader Valve Caterpillar relief valve 336D unloader valve Pressure relief valve Hydraulic unloader
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RITO Swing Reduction Gearbox 333-3073 312D 312DL 3333073 Slewing Gearbox Assembly Excavator Swing Drive Reduction Device

Noticing your excavator's upper structure drifting out of alignment on sloped job sites or producing coarse vibration during rotation indicates internal planetary gear degradation. Left unchecked, worn gear teeth inside the slewing device will eventually shear off, locking your cabin movement and risking a complete halt to your loading logistics. Overhaul your turntable mechanism with the heavy-duty RITO 333-3073 swing reduction gearbox assembly immediately.

Hot Tags : 333-3073 Swing Gearbox Caterpillar swing drive 312D swing gearbox Swing reduction gear Rotary reducer
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RITO Excavator Travel Gearbox 278-6920 312CL 312C 2786920 Travel Reductor Assembly Excavator Hydraulic Final Drive Reducer

Noticing a loss of climbing traction or dealing with frequent undercarriage tracking offsets suggests your final drive gears are failing. Stripped teeth or worn needle rollers inside the reduction gearbox generate high heat, creating internal friction that can permanently jam the sprocket drive. Replace underperforming hardware with the powerful RITO 278-6920 travel reductor assembly to restore reliable movement.

Hot Tags : 278-6920 Final Drive Caterpillar final drive 314C final drive Travel motor assembly
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