| Main Component | 272200726 | Direct drive pressure disc |
| Alternate / Associated | 272200143 | Direct drive pressure plate (associated) |
| Alternate / Cross‑Reference | 2BS315.30.4‑1A | Direct drive pressure plate (industry reference) |
| Transmission / Gearbox | 2BS315 | Gearbox assembly (complete) |
| Transmission Case | ZL20‑030001 | Transmission housing / body |
| Transmission Case | ZL20‑030003 | Transmission cover |
| Transmission Case | ZL20‑030002 | Paper gasket (cover seal) |
| Torque Converter | YJ315Y‑00018 | Round plate (torque converter) |
| Torque Converter | YJ315Y‑00002 | Elastic plate |
| Torque Converter | YJ315X‑00002 | Cover wheel |
| Clutch Disc / Plate | 800106927 | Friction plate (clutch pack) |
| Clutch Housing | 800106840 | Clutch housing (ductile iron) |
| Direct Drive Pressure Plate | 272200147 | Direct drive gear piston (5 ton loader) |
| Transmission Input Shaft | — | Input shaft assembly (for 2BS315) |
| Transmission Output Shaft | — | Output shaft assembly |
| Torque Converter Assembly | YJ315 series | Complete torque converter assembly |
| Pressure Reduction Valve | — | Hydraulic pressure reduction valve |
| Drive Gear (Torque Converter) | — | Drive gear for pump wheel |
| Driven Gear (Torque Converter) | — | Driven gear for turbine |
| Output Flange | — | Transmission output flange |
| O‑ring (φ338×3.55) | — | Large O‑ring for torque converter housing |
| O‑ring (φ130×3.1) | — | Small O‑ring |
| Oil Seal (55×78×12) | — | Rotary shaft oil seal |
| Seal Ring (80/60/35) | — | Seal ring set for torque converter |
| Bearing (4074106/212/206/307/308/310) | — | Bearings for rotating components |
| Bearing (50206/308) | — | Support bearings for gear system |
| Ventilator / Breather | ZL20‑030005 | Ring / vent for housing |
| Adjusting Screw | ZL20‑030006 | Adjusting screw for gear calibration |
| Lock Washer | GB93‑87 | Spring lock washer |
| Hex Bolt (M10×30 / M12×25 / M8×35 / M8×22) | GB5783‑86 | Bolts for transmission assembly |
| Hex Nut | GB6170‑86 | Standard hex nut |
| Retaining Ring | 04065‑05520 / 04064‑03015 | Ring for shaft retention |
| Rivet (8×30 / 3×6) | GB/T827‑1986 | Decal / identification rivets |
| Position Pin | — | Alignment pin for assembly |
| Copper Sleeve | — | Sealing / bearing sleeve |
| Brass Spacing Sleeve | — | Spacer for bearing preload |
| Filter Core | — | Transmission oil filter element |
| Permanent Magnet | — | Magnetic debris collector |
| Oil Pan | — | Lubricant sump / reservoir |
| Supporting Bracket | ZL20‑030057 | Transmission mounting bracket |
| Decal (Identification) | 403091 | Component identification label |
| Hydraulic Pump (Transmission) | 803009979 | Transmission hydraulic pump |
| Steering Pump | 803072822 | Steering hydraulic pump |
| Transmission Filter Element | 803100039 | Return line filter element |
| Hydraulic Tank | 803200100 | Main hydraulic reservoir |
| Drive Shaft (Front) | — | Front drive shaft (gearbox to axle) |
| Drive Shaft (Rear) | — | Rear drive shaft assembly |
| Axle Assembly (Front) | 250300731 | Front axle assembly |
| Axle Assembly (Rear) | 250300732 | Rear axle assembly |
| Wheel Flange | 251900342 | Wheel hub mounting flange |
| Wheel Hub | 252000421 | Front wheel hub assembly |
| Tapered Roller Bearing (Inner) | 271400216 | Inner wheel bearing |
| Tapered Roller Bearing (Outer) | 271400218 | Outer wheel bearing |
| Oil Seal (Hub) | 272200085 | Wheel hub oil seal |
| Double‑lip Seal | 860106167 | Heavy‑duty axle seal |
| Axle Shaft (Left) | 251500307 | Left axle shaft |
| Axle Shaft (Right) | 251500308 | Right axle shaft |
| Differential Assembly | — | Differential carrier assembly |
| Planetary Carrier (Final Drive) | — | Final drive planetary carrier |
| Sun Gear (Final Drive) | 275100138 | Sun gear for final drive |
| Parking Brake Caliper | 860167272 | Spring‑applied parking brake caliper |
| Brake Caliper Seal Kit | 860167251 | Brake caliper seal repair kit |
| Brake Master Cylinder | 860167266 | Brake master cylinder assembly |
| Brake Booster | 860167268 | Air‑over‑hydraulic brake booster |
| Brake Accumulator | 803089849 | Emergency brake hydraulic accumulator |
| Brake Hose (Flexible) | 860115388 | Flexible brake hose (front) |
| Brake Hose (Rear) | 860115389 | Flexible brake hose (rear) |
| Brake Fluid (DOT 4) | 860115450 | XCMG genuine brake fluid (1L / 5L) |
| Steering Cylinder (Left) | 803081210 | Steering cylinder – left side |
| Steering Cylinder (Right) | 803081211 | Steering cylinder – right side |
| Steering Gear (Orbital) | 803089848 | Full‑hydraulic steering gear |
| Steering Priority Valve | 803104200 | Steering priority flow divider |
| Working Cylinder (Lift / Tilt) | 803081218 / 803081219 | Lift cylinder (left / right) |
| Bucket Cylinder | 803081220 | Bucket tilt cylinder |
| Joystick Handle (Pilot Control) | 860633850 | Ergonomic pilot control lever |
| Pilot Valve Assembly | 860633853 | Proportional pilot valve (cab floor) |
| Main Control Valve (Loader) | 803104500 | Main hydraulic control valve (pilot‑operated) |
| Engine Water Pump | 860148431 | Engine coolant pump |
| Radiator Water Tank | 860148427 | Radiator (engine cooling) |
| Radiator Cap (Pressure) | 860148428 | Pressure radiator cap |
| Radiator Hose (Upper / Lower) | 860115430 / 860115431 | Coolant hoses |
| Coolant Expansion Tank | 860148429 | Overflow / degas reservoir |
| Fan (Suction) | 860148434 | Engine cooling fan |
| Fan Belt (Serpentine) | 860148437 | Drive belt for fan & alternator |
| Fan Belt Tensioner | 860148438 | Automatic belt tensioner |
| Idler Pulley | 860148439 | Belt idler pulley |
| Hydraulic Oil Cooler | 860148440 | Hydraulic oil cooler (stacked) |
| Charge Air Cooler (CAC) | 860148441 | Intercooler (turbocharged engine) |
| Air Conditioning Condenser | 860148442 | A/C condenser (if equipped) |
| Coolant Temperature Sensor | WDG1371 | Water temperature sensor |
| Temperature Gauge | 803604622 | Dashboard engine coolant gauge |
| Alternator (28V/120A) | — | Brushless alternator |
| Starter Motor | — | Starter (12V / 24V) |
| Battery | — | Heavy‑duty batteries (2 × 12V) |
| Headlight Assembly | 860134405 | Work light / headlight bulb |
| Fuse Kit | 803682279 / 803682280 / 803682281 / 803682282 / 803682283 | Fuses for electrical system (various ratings) |
| Relay (Brake / Vibration) | 803604013 | General purpose relay |
| Control / Vibration Button | 803604621 | Dashboard actuator button |
| Harness Connector | 803399778 | Electrical harness connector |
| Wheel Stud Bolt | 279500128 | Wheel stud (M22×1.5) |
| Lock Nut (Pin Retaining) | 275200118 | Self‑locking nut |
| Thrust Washer | 275300096 | Axial thrust washer |
| Dust Cover (Axle) | 273000321 | Axle housing dust cover |
| Grease Fitting (Straight) | 803164200 | Lubrication nipple (M10×1) |
| Grease Fitting (90°) | 803164201 | Angled grease nipple |
| O‑ring (General Purpose) | 803164037 | O‑ring for fittings (various sizes) |
| Composite Gasket | 803164100 | Q/SC1294‑2000 composite hard gasket |
| O‑ring (24.99×3.53) | 803401122 | O‑ring (214N552‑90) |
| O‑ring (37.69×3.53) | 803401130 | O‑ring (222N552‑90) |
| O‑ring (56.74×3.53) | 803401136 | O‑ring (228N552‑90) |
| O‑ring (75.79×3.53) | 803401142 | O‑ring (234N552‑90) |
| O‑ring (94.84×3.53) | 803401148 | O‑ring (240N552‑90) |
| O‑ring (120.24×3.53) | 803401156 | O‑ring (248N552‑90) |
| O‑ring (164.69×3.53) | 803401168 | O‑ring (260N552‑90) |
| O‑ring (26×2.0) | 803401366 | O‑ring (573N552‑90) |
60000075 Engine Radiator Replacement for Sany Excavator
