Description
The Fleetguard LF702 is a spin-on full-flow lube oil filter for Thermo-King and Carrier Transicold transport refrigeration unit (TRU) power packs, plus Mercedes-Benz industrial diesel applications. It replaces Thermo-King 11-3871 / 11-9100, Carrier 20-1138-71 / 20-1257-02, Motorcraft FL773, Mack 5839LF702, and Donaldson P553871, with a 1-12 UNF-2B mounting thread and 95% filtration efficiency.
Specifications
| Manufacturer | Fleetguard |
|---|---|
| Part Number | LF702 |
| Part Type | Spin-on Full-Flow Lube Oil Filter |
| Engine Compatibility | Thermo-King / Carrier TRU power packs; Mercedes-Benz industrial diesel |
| Thread Size | 1-12 UNF-2B |
| Outside Diameter | 4.26 in |
| Length | 6.64 in |
| Gasket OD | 2.82 in |
| Gasket ID | 2.46 in |
| Efficiency | 95% |
| Anti-Drain-Back Valve | No |
| Standpipe | No |
Cross References
This filter replaces or is equivalent to the following part numbers:
- Thermo-King: 11-3871, 11-9100, 11-5702, 12-3871
- Carrier Transicold: 20-1138-71, 20-1257-02, 20-1191-00
- Donaldson: P553871, P779160
- Motorcraft (Ford): FL773, FL773FP
- Mack: 5839LF702
- Caterpillar: 9Y4477, 3I1281
- Mercedes-Benz: A0031843301, 003-184-3301
- GM (GMC): 25012634
- Also known as: 20113871 (Transicold rebadge), 25361200 (TRS), 2156 (JAT)
Applications
This oil filter fits the following equipment:
- Thermo-King transport refrigeration units (SB / SLX / Whisper Yanmar-powered series)
- Carrier Transicold reefer power packs using Carrier 20-1138-71 service number
- Mercedes-Benz industrial diesel engines using A0031843301
Representative equipment using this filter:
- Refrigerated trailer reefer units (Thermo-King SB-200/SB-300, Carrier Vector / X4-series)
- Truck-mount reefer power packs (Thermo-King SLX series, Carrier Supra series)
- Mercedes-Benz industrial / agricultural diesel installations
Verify your reefer unit / engine serial number before ordering to confirm fitment.









