Volvo compact excavators — the ECR series — bring full-size excavator performance to tight urban job sites, indoor demolition projects, and landscaping work. The zero-tail-swing and reduced-tail-swing designs make them uniquely suited to confined spaces, but they face the same hydraulic pressures, mechanical loads, and service demands as their larger counterparts. This guide covers the key parts and maintenance needs for the Volvo ECR25 through ECR145 range, with direct links to verified parts pages for each model.
Volvo ECR Series — Compact Excavator Overview
The Volvo ECR range covers operating weights from 2.5 to 15 tonnes. All models feature reduced or zero tail swing, making them ideal for confined work environments. Despite their compact dimensions, they share many hydraulic, engine and structural components with larger Volvo excavators — which means parts sourcing follows the same logic as any full-size machine.
| Model | Operating Weight | Engine Power | Dig Depth | Parts Page |
|---|---|---|---|---|
| Volvo ECR25 | 2,530 kg | 17.4 hp | 2.56 m | Browse ECR25 Parts |
| Volvo ECR35 | 3,550 kg | 24.4 hp | 3.15 m | Browse ECR35 Parts |
| Volvo ECR58 | 5,800 kg | 47.6 hp | 3.85 m | Browse ECR58 Parts |
| Volvo ECR88 | 8,700 kg | 67 hp | 4.55 m | Browse ECR88 Parts |
| Volvo ECR145 | 14,900 kg | 114 hp | 5.75 m | Browse ECR145 Parts |
Need to confirm part fitment for your Volvo ECR? Send us your machine’s serial number and model — we will come back within 2 hours with stock confirmation and pricing.
Most Common Parts for Volvo Compact Excavators
Compact excavators work in cycles — constant bucket crowd, boom lift, swing and travel movements in tight spaces. High cycle frequency in combination with smaller component sizes means seals, pins, bushings and hydraulic components wear faster per operating hour than on large excavators.
1. Hydraulic System
The hydraulic system on ECR models manages boom, arm, bucket, swing and travel motors simultaneously. Cylinder seal kits, hydraulic pump assemblies, travel motor seals, and swing motor units are among the highest-demand parts across all ECR variants. Hydraulic hose sets — particularly at the boom and arm pivot points — also wear quickly under constant flexing. Browse hydraulic system parts.
2. Undercarriage
Rubber tracks are the defining feature of most compact excavators — and the most common consumable. ECR25 through ECR88 models typically use rubber tracks that wear in urban and mixed-surface environments. Track rollers, carrier rollers, front idlers, and sprocket drive segments also require regular inspection and replacement. Browse undercarriage and travel system parts.
3. Boom, Arm & Bucket Pins
Pin and bushing wear is one of the most frequent maintenance needs on compact excavators. The short working distances and high cycle rates of ECR machines accelerate wear at all pivot points — boom foot pins, dipper arm pins, bucket linkage pins, and quick-coupler pins. Complete pin and bushing kits are available for all ECR variants. Browse mechanical equipment and attachment parts.
4. Engine
ECR25 and ECR35 models use compact Yanmar or Kubota engines, while larger ECR58 through ECR145 models use Volvo D-series engines. Standard service items — air filter elements, fuel filter kits, oil filter sets, and coolant thermostat kits — are available for all variants. Browse engine parts and fuel system components.
5. Electrical & Cab
ECR compact excavators used on rental fleets accumulate wear on switches, joystick assemblies, wiring harnesses, and instrument panels faster than owner-operated machines. Cab door seals, glass panels, and seat assemblies are also commonly needed. Browse electrical system parts and cab and exterior parts.
Model-by-Model Guide
Volvo ECR25 — Mini Excavator
The ECR25 is Volvo’s smallest machine — a 2.5-tonne mini excavator with zero-tail-swing design, ideal for indoor work, trench digging in tight streets, and landscaping. Its compact hydraulic system is simple but sensitive to contamination. Cylinder seal kits, rubber track replacement, and engine service kits (air and fuel filters) are the most common service needs. The ECR25D is the most widely serviced variant.
Top service items: Rubber track set, boom cylinder seal kit, engine filter kit, travel motor seals, bucket pin and bushing kit.
Volvo ECR35 — Compact Zero-Swing
The ECR35 steps up in digging depth and lifting capacity while maintaining the zero-tail-swing profile. Widely used in utility work, pipeline installation, and garden construction. The ECR35E is the most common variant in the market. Hydraulic hose sets and swing bearing assemblies are frequently replaced on high-hour machines.
Top service items: Hydraulic hose set (boom/arm), swing bearing assembly, rubber track set, arm cylinder seal kit, fuel filter set.
Volvo ECR58 — Mid-Compact Excavator
At 5.8 tonnes, the ECR58 bridges the gap between mini and mid-size excavators. It brings a Volvo D-series engine and a more powerful hydraulic circuit, allowing for more demanding applications like basement excavation and heavier demolition. Hydraulic pump wear and undercarriage component wear are the primary service areas at higher operating hours.
Top service items: Hydraulic pump rebuild kit, track roller sets, front idler assembly, boom and arm cylinder seals, engine air cleaner, swing motor seals.
Volvo ECR88 — Heavy Compact Excavator
The ECR88 at 8.7 tonnes is often the machine of choice for contractors who need genuine digging power in urban environments. With a 67 hp engine and 4.55 m dig depth, it handles heavy trench work and foundation digging while still fitting through standard access gates. The ECR88D is the most serviced variant and shares many components with the EC80 series.
Top service items: Hydraulic pump and motor seal kits, steel track and pad sets (optional), undercarriage roller sets, boom foot pin kits, engine overhaul gaskets, swing reduction gear oil seals.
Volvo ECR145 — Large Compact Excavator
The ECR145 is Volvo’s largest compact excavator — at nearly 15 tonnes it is a full-size mid-range machine in terms of power and productivity, but engineered with reduced-tail-swing for work near walls, fences, and other obstructions. It uses Volvo’s D4 engine series and a high-flow hydraulic system suitable for heavy bucket work and hydraulic breaker use. Service demands mirror those of standard EC-series excavators in the same weight class.
Top service items: Full hydraulic cylinder seal kits, steel undercarriage sets (track links, shoes, rollers), engine gasket and injector sets, swing bearing and ring gear, final drive seal kits, cab glass and seal sets.
Can’t find the part number you need for your Volvo ECR? Our team can cross-reference from your serial number and identify the exact component — fast response, worldwide delivery.
Parts by System — Quick Reference
| System | Key Components | Browse |
|---|---|---|
| Hydraulics | Cylinder seals, pump kits, travel & swing motor seals, hose sets | Hydraulic System |
| Undercarriage | Rubber & steel tracks, rollers, idlers, sprockets, final drives | Undercarriage Parts |
| Pins & Bushings | Boom, arm, bucket, coupler pins and bushing kits | Attachments & Mechanical |
| Engine | Air & fuel filters, gasket sets, injectors, water pumps | Engine Parts |
| Electrical | Sensors, harnesses, switches, joystick assemblies, instruments | Electrical System |
| Cab & Exterior | Door seals, glass, seat assemblies, HVAC, cab panels | Cab & Exterior |
VMP Spares stocks parts for the complete Volvo ECR range — ECR25 through ECR145 — across all D, E and C generation variants. With 354,000+ Volvo CE part numbers and a 6-month warranty on all supplied components, we are a primary source for compact excavator parts worldwide. Browse the full Volvo compact excavator parts catalogue or contact us directly for a quote.
Find Your Compact Excavator Part
ECR25 · ECR35 · ECR58 · ECR88 · ECR145 | All generations | 6-month warranty | Worldwide shipping
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