| Shafts |
|
|
| Main Component | 272200144 | Gear drive shaft / direct drive shaft |
| Input Shaft | 272200135 | Transmission input shaft (torque converter driven) |
| Output Shaft | 272200146 | Transmission output shaft |
| Reverse Shaft | 272200147 | Reverse idler shaft |
| Counter Shaft | 272200148 | Intermediate countershaft |
| PTO Drive Shaft | 272200149 | Power take-off drive shaft |
| Gears |
|
|
| Direct Drive Gear | 272200150 | Direct drive gear (mounted on shaft) |
| Second Gear (Drive) | 272200151 | Second gear (drive side) |
| Second Gear (Driven) | 272200152 | Second gear (driven side) |
| Reverse Gear | 272200153 | Reverse gear assembly |
| First Gear | 272200154 | First gear |
| Third Gear | 272200155 | Third gear |
| Clutch & Friction Discs |
|
|
| Friction Disc (Direct Drive) | 272200156 | Friction disc for direct drive clutch |
| Steel Plate (Separator) | 272200157 | Steel separator plate |
| Clutch Piston (Direct Drive) | 272200158 | Hydraulic clutch piston |
| Clutch Spring (Belleville) | 272200159 | Belleville spring washer |
| Clutch Return Spring | 272200160 | Coil return spring (set of 12) |
| Bearings |
|
|
| Ball Bearing (Front) | 272200161 | Deep groove ball bearing (shaft support) |
| Ball Bearing (Rear) | 272200162 | Deep groove ball bearing (rear support) |
| Roller Bearing (Needle) | 272200163 | Needle roller bearing (for gear support) |
| Thrust Bearing | 272200164 | Axial thrust bearing |
| Bearing Spacer Sleeve | 272200165 | Spacer for bearing preload |
| Seals & Hardware |
|
|
| Shaft Oil Seal (Front) | 272200166 | Rotary shaft oil seal |
| Shaft Oil Seal (Rear) | 272200167 | Rotary shaft oil seal |
| O-Ring (for Housing) | 803164037 | O-ring (various sizes) |
| Snap Ring (Circlip) | 272200168 | External snap ring for bearing retention |
| Snap Ring (Internal) | 272200169 | Internal circlip for housing groove |
| Woodruff Key | 272200170 | Key for gear-to-shaft mounting |
| Planetary & Related |
|
|
| Planet Gear Shaft | 275100122 | Star wheel shaft (planet carrier pivot) |
| Planet Gear (Small) | 275100123 | Planet gear (set of 3) |
| Sun Gear (Planetary) | 275100138 | Sun gear shaft |
| Ring Gear (Stationary) | 275100139 | Ring gear (housing mounted) |
| Planet Carrier | 275100140 | Planet carrier assembly |
| Transmission Housing & Assembly |
|
|
| Transmission Housing (Case) | ZL20-030001 | Main transmission case / body |
| Transmission Cover | ZL20-030003 | Top cover for transmission |
| Torque Converter Housing | 272200171 | Bell housing / converter housing |
| Transmission Oil Pan | 272200172 | Bottom oil sump pan |
| Oil Pan Gasket | 272200173 | Paper / rubber gasket for oil pan |
| Drain Plug (Magnetic) | 272200174 | Magnetic drain plug with seal washer |
| Dipstick (Oil Level) | 272200175 | Oil level dipstick with tube |
| Dipstick Tube | 272200176 | Oil filler tube |
| Breather / Vent Cap | 803278657 | Breather for housing (keep contaminants out) |
| Valves & Hydraulic Control |
|
|
| Shift Valve Assembly | 272200177 | Hydraulic shift control valve |
| Pressure Regulator Valve | 272200178 | Main pressure regulator |
| Modulating Valve (Clutch) | 272200179 | Clutch modulating valve |
| Relief Valve | 272200180 | Pressure relief valve |
| Solenoid (Shift) | 803604013 | 24V shift solenoid (set of 4) |
| Solenoid Harness (Internal) | 272200181 | Internal wiring harness for solenoids |
| Filters & Coolers |
|
|
| Transmission Filter (Suction) | 803100040 | Suction strainer (inside housing) |
| Transmission Filter (Spin-on) | 803100039 | Return line filter assembly |
| Filter Element (Spin-on) | 803100041 | Replacement element (10 micron) |
| Transmission Oil Cooler | 272200182 | Oil cooler (air or water cooled) |
| Cooler Bypass Valve | 272200183 | Thermal bypass valve (cold start bypass) |
| Fasteners |
|
|
| Hex Bolt (M10×30) | GB5783-86 | Bolt for housing assembly (grade 10.9) |
| Hex Bolt (M12×25) | GB5783-86 | Heavy-duty bolt (for high-torque joints) |
| Hex Bolt (M8×35) | GB5783-86 | Bolt for cover / accessory |
| Hex Bolt (M8×22) | GB5783-86 | Bolt for small components |
| Hex Nut (M10 / M12 / M14) | GB6170-86 | Standard hex nut |
| Lock Washer (Spring) | GB93-87 | Spring lock washer |
| Flat Washer | GB97.1-85 | Standard flat washer |
| Cotter Pin | GB91-86 | Cotter pin for castellated nuts |
| Torque Converter (YJ315 Series) |
|
|
| Pump Wheel (Impeller) | YJ315Y-00018 | Round plate / pump wheel |
| Turbine Wheel | YJ315Y-00002 | Elastic plate / turbine |
| Cover Wheel (Stator) | YJ315X-00002 | Reaction member / stator cover |
| One-Way Clutch (Stator) | YJ315Y-00019 | Sprag clutch for stator |
| Torque Converter Housing | ZL20-030001 | Converter housing (if separate) |
| Axle & Final Drive (LW300KN) |
|
|
| Front Axle Assembly (Complete) | 250300731 | Front drive axle |
| Rear Axle Assembly (Complete) | 250300732 | Rear drive axle |
| Front Axle Input Flange | 251900342 | Pinion flange (shaft to axle) |
| Axle Pinion Shaft | 251500307 | Left front axle shaft |
| Axle Pinion Shaft (Right) | 251500308 | Right front axle shaft |
| Differential Assembly | 272200190 | Differential carrier |
| Sun Gear (Axle Final Drive) | 275100138 | Sun gear (planetary final drive) |
| Planet Carrier (Axle) | 272200191 | Final drive planet carrier |
| Ring Gear (Axle) | 272200192 | Stationary ring gear |
| Wheel Hub | 252000421 | Front wheel hub assembly |
| Wheel Flange | 251900342 | Wheel mounting flange |
| Tapered Roller Bearing (Inner) | 271400216 | Inner wheel bearing |
| Tapered Roller Bearing (Outer) | 271400218 | Outer wheel bearing |
| Wheel Hub Oil Seal | 272200085 | Hub seal (inner) |
| Double-lip Seal (Axle End) | 860106167 | Outer axle seal |
| Wheel Stud Bolt | 279500128 | M22×1.5 wheel stud |
| Driveline (Shafts) |
|
|
| Front Transmission Shaft | 251805363 | Front propeller shaft (transmission to front axle) |
| Rear Transmission Shaft | 251805364 | Rear propeller shaft (transmission to rear axle) |
| U-Joint Cross Kit | 272200193 | Universal joint repair kit |
| Center Support Bearing | 272200194 | Intermediate bearing (if equipped) |
| Brake System |
|
|
| Brake Master Cylinder | 860167266 | Brake master cylinder assembly |
| Brake Booster (Air/Hydraulic) | 860167268 | Air-over-hydraulic brake booster |
| Brake Accumulator | 803089849 | Emergency brake accumulator |
| Brake Caliper (Front Left) | 860167252 | Front left brake caliper |
| Brake Caliper (Front Right) | 860167253 | Front right brake caliper |
| Brake Pad Set (Front) | 860167256 | Friction pad set – front axle |
| Brake Pad Set (Rear) | 860167257 | Friction pad set – rear axle |
| Brake Disc (Rotor – Front) | 860167259 | Ventilated brake disc |
| Brake Hose (Flexible) | 860115388 | Flexible brake hose |
| Parking Brake Caliper (Transmission) | 860167272 | Spring-applied parking brake (output shaft mounted) |
| Parking Brake Lever (Cab) | 860148619 | Hand lever with cable |
| Steering System |
|
|
| Steering Cylinder (Left) | 803081210 | Left steering cylinder |
| Steering Cylinder (Right) | 803081211 | Right steering cylinder |
| Steering Gear (Orbital) | 803089848 | Full-hydraulic steering control unit |
| Steering Priority Valve | 803104200 | Flow divider (steering priority) |
| Steering Pump | 803072822 | Steering hydraulic pump |
| Hydraulic System |
|
|
| Main Hydraulic Pump (Transmission Driven) | 803009979 | Main hydraulic pump (mounted on transmission) |
| Hydraulic Tank (Reservoir) | 803200100 | Main hydraulic oil tank |
| Hydraulic Return Filter (Spin-on) | 803100039 | Return line filter assembly |
| Hydraulic Filter Element | 803100041 | Replacement element (10 micron) |
| Hydraulic Oil Cooler | 803107100 | Oil cooler (stacked with radiator) |
| Main Control Valve (Distributor) | 803104500 | Pilot-operated main hydraulic valve |
| Boom Lift Cylinder (Left) | 803081218 | Left boom cylinder |
| Boom Lift Cylinder (Right) | 803081219 | Right boom cylinder |
| Bucket Tilt Cylinder | 803081220 | Bucket cylinder |
| Joystick Handle (Pilot Control) | 860633850 | Electro-hydraulic joystick |
| Pilot Control Valve | 860633853 | Proportional pilot valve (under cab) |
| Engine & Cooling |
|
|
| Engine Assembly (LW300KN) | — | Diesel engine (92 kW – Weichai / Yuchai / Kohler) |
| Engine Water Pump | 860148431 | Coolant pump |
| Radiator Water Tank | 860148427 | Cooling radiator |
| Radiator Cap (Pressure) | 860148428 | 0.5–0.9 bar pressure cap |
| Radiator Hose (Upper) | 860115430 | Upper coolant hose |
| Radiator Hose (Lower) | 860115431 | Lower coolant hose |
| Coolant Expansion Tank | 860148429 | Overflow / degas reservoir |
| Cooling Fan (Suction) | 860148434 | Engine fan (plastic/metal) |
| Fan Belt (Serpentine) | 860148437 | Drive belt (alternator/fan/water pump) |
| Fan Belt Tensioner | 860148438 | Automatic tensioner |
| Electrical & Controls |
|
|
| Alternator (28V/60A) | — | Brushless alternator (LW300KN) |
| Starter Motor (24V) | — | Heavy-duty starter |
| Battery (12V / 24V system) | — | Two batteries (12V each in series) |
| Fuse Kit (5A – 30A) | 803682279 – 803682283 | Blade fuses (assorted) |
| Relay (General Purpose) | 803604013 | 24V relay (4‑pin / 5‑pin) |
| Harness Connector (Deutsch) | 803399778 | Electrical connector (receptacle/pin) |
| Coolant Temperature Sensor | WDG1371 | Water temperature sender |
| Dashboard Display | 803604622 | Instrument cluster |
| Headlight Assembly (Left) | 860134405 | LED work light (left) |
| Headlight Assembly (Right) | 860134406 | LED work light (right) |
| Lubrication & Maintenance |
|
|
| Transmission Oil | 860115450 | Genuine XCMG transmission fluid (20L / 200L) |
| NLGI #2 Lithium Grease (Cartridge) | 860115451 | Grease for U-joints / splines (400g) |
| Threadlocker (Medium Strength) | — | Loctite 243 (for internal fasteners) |
| Gasket Sealant (for Housing) | 860115452 | Anaerobic flange sealant |
| Tools & Special Service |
|
|
| Bearing Puller Set | — | For removing bearings from shaft |
| Snap Ring Pliers | — | Internal / external circlip pliers |
| Clutch Spring Compressor | — | Tool for installing Belleville springs |
| Torque Wrench (0–300 Nm) | — | For fastener tightening |
| Other Consumables & Hardware |
|
|
| Copper Washer (Seal) | 803164120 | Sealing washer for banjo bolt (pack of 10) |
| O-ring (General Purpose) | 803164037 | O-ring for fittings (various sizes) |
| Composite Gasket | 803164100 | Q/SC1294‑2000 hard gasket |
| Grease Fitting (Straight) | 803164200 | Lubrication nipple (M10×1) |
| Grease Fitting (90°) | 803164201 | Angled grease nipple |
60000075 Engine Radiator Replacement for Sany Excavator
