Volvo EC160B/C: The Compact-Medium Excavator Built for Versatility
The Volvo EC160B and EC160C occupy an important position in the Volvo CE excavator lineup — sitting between the compact EC140 class and the mid-size EC210, these 16-tonne machines offer an excellent balance of power, reach, and site manoeuvrability. Widely used in utility work, road building, and residential construction, the EC160 is valued for its tight tail swing (EC160C NL variant), strong digging force, and reliability. → Browse EC160-class parts — VMP Spares stocks over 1,500 EC160 part references.
EC160 Variants & Serial Number Reference
The EC160 was produced in B and C generations with several configuration options. Component differences between generations are significant — especially for the hydraulic pump and control system. Always verify your serial number prefix before ordering:
| Model | Serial Range | Engine | Weight | Key Difference |
|---|---|---|---|---|
| EC160B LC | 10001– | D6D – 103 kW | 16,200 kg | Standard long carriage |
| EC160B NL | 10001– | D6D – 103 kW | 16,000 kg | Non-level boom, tight tail swing |
| EC160C LC | 80001– | D6E – 103 kW | 16,500 kg | Improved emissions, new pump design |
| EC160C NL | 80001– | D6E – 103 kW | 16,200 kg | Most popular: NL for urban work |
| EC160D NL | 120001– | D4F – 103 kW | 16,800 kg | Stage IIIB, revised cab |
Hydraulic System Parts
The EC160B/C uses a tandem piston main pump operating at up to 320 bar in the working circuits. The load-sensing system on the C generation improves fuel efficiency by 8–12% compared to the B. Pump failure is the most costly hydraulic failure — caught early with regular oil analysis, a rebuild kit is far cheaper than a full pump replacement. → EC160 hydraulic parts:
| Component | EC160B Part No. | EC160C Part No. | Notes |
|---|---|---|---|
| Main hydraulic pump | VOE14518810 | VOE14611240 | Tandem piston, load-sensing on C |
| Main control valve | VOE14518825 | VOE14611255 | 8-spool configuration |
| Swing motor | VOE14503240 | VOE14503240 | Same unit B and C |
| Hydraulic oil filter | VOE14510642 | VOE14530532 | Return line, 10 micron |
| Boom cylinder seal kit | VOE14513440 | VOE14513440 | Full bore + rod seals |
| Arm cylinder seal kit | VOE14513441 | VOE14513441 | Includes buffer seals |
| Bucket cylinder seal kit | VOE14513442 | VOE14513442 | Complete kit |
EC160B or EC160C hydraulic parts needed? Send us your serial number prefix — B or C generation parts differ significantly on the pump and valve.
Undercarriage Parts
The EC160 runs on a 400mm or 450mm triple-grouser track shoe as standard, with the NL variants sometimes spec’d with 500mm wide shoes for soft ground. With 45–49 track links per side and 7 bottom rollers, the undercarriage is sized for the 16-tonne operating weight. → Undercarriage guide | Full undercarriage sets in stock:
| Undercarriage Part | Specification | Life Expectancy |
|---|---|---|
| Track chain assembly | 47 links/side (LC) / 45 links (NL) | 3,000–5,000h |
| Track shoes (400mm std) | Triple grouser, set of 47 | 2,000–4,000h |
| Bottom rollers | 7 per side, single/double flange | 2,500–4,500h |
| Top rollers | 2 per side | 2,500–4,000h |
| Front idler + recoil spring | Complete assembly | Inspect every 500h |
| Drive sprocket | 17-tooth bolt-on segments | Replace with chain |
Engine Parts: D6D and D6E
The EC160B uses the D6D engine (Stage II) and the EC160C the D6E (Stage IIIA). Both are compact 6-cylinder inline engines known for reliability in the 100–110 kW class. The D6E introduced an EGR system for emissions compliance — the EGR cooler and valve are additional maintenance items on the C generation. → EC160 engine parts:
| Engine Part | D6D (EC160B) | D6E (EC160C) |
|---|---|---|
| Engine oil filter | VOE20532237 | VOE20998367 |
| Fuel pre-filter | VOE20514654 | VOE20514654 |
| Fuel secondary filter | VOE20745605 | VOE20745605 |
| Air filter outer | VOE11110215 | VOE11110215 |
| Coolant thermostat | VOE20758808 | VOE20758808 |
| EGR cooler | N/A | VOE20738057 |
| EGR valve | N/A | VOE20882288 |
Electrical System
The EC160C introduced a revised CAN bus architecture with improved diagnostics via the ICF (Instrument Control Fuse) panel. The EC160B used a simpler relay-based system less prone to software issues but with fewer diagnostic capabilities. → EC160 electrical parts | cables, fuses & relays:
| Component | Notes |
|---|---|
| Main wiring harness (frame) | Two-section: engine bay + undercarriage |
| Instrument panel (ICF) | EC160C: colour display; EC160B: analogue gauges |
| Alternator 70A | 24V, replaced every 5,000–8,000h |
| Starter motor 4.5kW | D6D/D6E fitment, 24V |
| Working lights (×4) | Halogen 70W standard; LED upgrade available |
| Battery set (2×12V) | 170Ah each, in series for 24V |
Common EC160 Failure Patterns
| Symptom | Likely Cause | Action |
|---|---|---|
| Slow swing rotation | Swing motor pilot pressure low or motor wear | Test pilot pressure; inspect swing motor drain flow |
| Engine rough idle / EGR fault (EC160C) | EGR valve sticking or cooler blocked | Clean or replace EGR valve; flush cooler |
| Hydraulic oil overheating | Oil cooler blockage or fan drive fault | Clean cooler fins; test fan motor pressure |
| Track slipping off (derailment) | Excess track sag or worn idler guide | Adjust track tension; inspect idler lip wear |
| Loss of digging force | Main pump wear or relief valve drift | Pressure test; rebuild pump or adjust relief |
| Boom drifts when parked | Boom holding valve seal wear | Test holding valve; replace seal kit |
→ Related: EC240B parts guide | Undercarriage maintenance guide | Complete filter guide
Ready to Find Your Part?
354,000+ Volvo CE parts | 669 machine models | 6-month warranty | Worldwide shipping
We typically respond within 2 hours with availability and pricing.
