| Main Component | 803543079 | Speed sensor (transmission output speed sensor) |
| Speed Sensor (Transmission Input / Turbine) | 803543080 | Speed sensor – transmission input (torque converter turbine) |
| Speed Sensor (Wheel / Axle – Optional) | 803543081 | Wheel speed sensor (for ABS or speedometer) |
| Speed Sensor (Engine – Crankshaft) | 803543082 | Engine speed sensor (flywheel pickup) |
| Sensor Harness (Pigtail – 2‑pin Deutsch) | 803543083 | Pigtail harness (female Deutsch connector + flying leads) |
| Sensor Connector (Deutsch DT04‑2P – Female) | 803399778 | Receptacle housing + wedge lock + terminal seals |
| Sensor Connector (Deutsch DT04‑3P – Female) | 803399779 | 3‑pin receptacle (for 3‑wire Hall sensors) |
| Connector Terminal (16‑20 AWG – Socket) | 803543084 | Crimp terminal (pack of 10) for Deutsch DT series |
| Connector Wedge Lock (2‑pin) | 803543085 | Wedge lock for DT04‑2P (secures terminals) |
| Connector Seal (Cavity plug – for unused ports) | 803543086 | Cavity plug (for 2‑pin connector if 3‑pin housing used) |
| Jam Nut (Sensor Mounting – M16×1.5) | 803543087 | Hex jam nut (threaded) for sensor installation |
| Sensor O‑ring (Sealing – M16 port) | 803164037 | O‑ring (16×2 mm or similar) for thread seal |
| Transmission Output Shaft (with Tone Ring) | 803543088 | Transmission output shaft assembly (includes tone ring / gear teeth) |
| Tone Ring (Gear – Output Shaft) | 803543089 | Replacement ferrous tone ring (if separate from shaft) |
| Torque Converter Turbine Shaft (Input Speed) | 803543090 | Turbine shaft for input speed sensor reference |
| Electronic Control Unit (ECU – Transmission) | 803543091 | Transmission control unit (TCU) – receives speed signals |
| Engine Control Unit (ECU – Speed Signal Input) | 803543092 | Engine ECU (if speed signal shared via CAN) |
| Dashboard / Instrument Cluster | 803604622 | Display unit – shows ground speed from sensor |
| Speedometer (Analog / Digital – Gauge) | 803543093 | Dedicated speedometer gauge (if separate from display) |
| Transmission Shift Solenoid (Set) | 803543094 | Set of shift solenoids (controlled by TCU based on speed) |
| Transmission Main Harness (Engine to Cab) | 860633855 | Main chassis harness – carries sensor signals |
| Transmission Internal Harness (Speed Sensor to Bulkhead) | 803543095 | Internal transmission harness (oil immersed or dry) |
| Fuse (Sensor Supply – 5A) | 803682279 | Blade fuse (5A) for sensor power circuit |
| Relay (Sensor Power Relay – if used) | 803604013 | ISO mini relay (24V) – for switched sensor supply |
| Voltage Regulator (for Hall sensor – 12V to 5V) | 803543096 | 12V / 24V to 5V step‑down converter (if sensor requires 5V) |
| CAN Bus Terminating Resistor (120 ohm) | 803543097 | CAN bus resistor (if speed signal transmitted on CAN) |
| Diagnostic Scanner (XCMG DIAG) | — | Factory diagnostic tool – reads speed sensor values |
| Multimeter (Frequency Measurement Function) | — | For testing sensor output frequency |
| Oscilloscope (Portable) | — | For waveform analysis (Hall vs. VR signals) |
| Speed Sensor Test Harness (Breakout) | 803543098 | Test harness – allows in‑circuit voltage/frequency measurement |
| Magnetic Pickup Simulator (Test Tool) | 803543099 | Tool to simulate speed signal for ECU testing |
| Transmission Filter (Return Line) | 803100039 | Spin‑on return filter – clean oil prevents sensor contamination (if sensor is wet type) |
| Transmission Oil (Specification – e.g., ISO VG 32) | 860115450 | Genuine XCMG transmission fluid (if sensor is immersed) |
| Transmission Oil Cooler | — | Oil cooler – maintains stable temperature for sensor reliability |
| Speed Sensor Mounting Boss (Transmission Housing) | 803543100 | Cast boss with internal thread – for sensor installation |
| Speed Sensor Adjustment Shim (Spacer) | 803543101 | Metal shim (0.1 – 0.5 mm) to adjust air gap |
| Lock Nut (Thin – M16×1.5) | 275200118 | Self‑locking thin nut (alternative to jam nut) |
| Protective Cap (for unplugged connector) | 803543102 | Rubber dust cap for connector (shipping / storage) |
| Cable Tie (Nylon – 150 mm) | — | For securing sensor harness to nearby bundles |
| Heat Shrink Tubing (for wire repair) | — | 3:1 ratio adhesive lined – for sensor harness repair |
| Dielectric Grease | — | For connector sealing (prevents corrosion) |
| Thread Sealant (Paste – for sensor threads) | — | Light duty pipe sealant (do not use tape on sensor – may block sensing) |
| Transmission Output Flange (with tone ring cutouts) | 251805363 | Output flange – tone ring may be integral to flange |
| Transmission Speed Sensor Target (Service Replacement) | 803543103 | Replacement tone ring (press‑fit or bolt‑on type) |
| Engine Flywheel (with speed ring) | — | Reference for engine speed sensor – not the same as 803543079 |
| Service Manual – Transmission & Speed Sensor Section | — | Refer to XCMG workshop manual (speed sensor replacement procedure) |
| Parts Catalog – Electrical System (Illustrated) | — | For exploded view of sensor location and connectors |
60000075 Engine Radiator Replacement for Sany Excavator
