Looking for Solis 20 parts? Browse our complete range of compatible spare and maintenance parts for the Solis 20 mini tractor—including filters, engine parts, cooling, electrical, and hydraulic components—available directly from stock for fast worldwide delivery.
| Specification | Value |
|---|---|
| General | |
| Brand | Solis |
| Model | 20 |
| Build years | 2015-2024 |
| What to look for when buying | Inspection points, common issues and price guide View buying guide → |
| Cylinders | 3, inline |
| Bore x stroke | 76 x 70 mm |
| Compression ratio | 23:1 (±0.5) |
| Power | 18.22 hp @ 2700 rpm |
| Air filter | Oil bath (0.2 L SAE 20W40) |
| Engine (Mitsubishi) | MVL3E — 952 cc, 3 cylinders |
| Oil bath air filter (SAE 20W40) | Change filter oil |
| Dry air filter element | Clean every service; replace |
| Injection timing | 17° (±1) BTDC (Solis 26 Stage V: 15° BTDC) |
| Engine mounting bolt | 72 Nm |
| Cylinder head bolts | M12: 11-12 kg·m · M10: 7-8 kg·m |
| No or insufficient fuel | Check fuel level (min. 5 L Solis 20 / 6 L Solis 26) |
| Air in the fuel system | Bleed the fuel system |
| Clogged fuel filter | Replace filter |
| Dirty air filter | Clean or replace |
| Clogged cooling system | Flush and clean |
| Starter motor doesn't turn | Check battery voltage; clean connections; check starter motor |
| Drivetrain | |
| Low idle speed | 1000 ±30 rpm |
| Clutch | Dry plate, mechanical |
| Gearbox | Sliding mesh |
| Gears | 8 (6 forward + 2 reverse) |
| Brakes | Mechanical, drum |
| Drive | 4WD |
| Top speed (highest gear) | ± 13.9 km/h |
| Lowest gear | ± 1.25 km/h |
| Transmission / hydraulics | 17 L combined — EP 80 |
| Front axle differential (4x4) | 2.0 L — EP 80 |
| Transmission/hydraulics | Combined 17 L EP 80 — replace at 50/250/500/1000 hrs |
| Front axle differential oil | 2.0 L EP 80 — replace at 50/500/1000 hrs |
| Clutch & brake pedal play (25-30 mm) | Check/adjust |
| Transmission oil (23 L SAE-80W) | Check every service; replace |
| Gearbox bolts | 35-40 Nm |
| Speeds | 630 / 930 / 1605 rpm @ 2700 rpm |
| Excessive load / gear too low | Reduce load or shift down |
| Brake performs poorly | Adjust brake pedal free play (25-30 mm) |
| Dimensions | |
| Length | 2310 mm |
| Width | 950 mm |
| Height | 1950 mm |
| Wheelbase | 1420 mm |
| Ground clearance | 250 mm |
| Front track width | 820 mm (820-1030 adjustable) |
| Rear track width | 725 mm (725-860 adjustable) |
| Turning radius (with brake) | 2.4 m |
| Weight | 810 kg (front 370 / rear 440) |
| Front tires | 5.0-12 |
| Rear tires | 8.0-18 |
| Schedule length | up to 1000 hrs (5 services) |
| Tire pressure | Check/adjust |
| PTO and hitch | |
| PTO | Type-1: 630 / 930 / 1605 rpm @ 2700 |
| Faulty hydraulic pump | Have it checked |
| Capacities | |
| Lift capacity | ± 499 kg (indicative, external source) |
| Engine oil | 3.6 L — SAE 15W40 View 15W40 → |
| Transmission/hydraulics | 17 L (combined) — EP 80 (80W GL-4) View 80W GL-4 → |
| Front axle (4x4) | 2.0 L — EP 80 (80W90) View 80W90 → |
| Fuel tank | 30 L |
| Quantity (total) | 3.6 L (crankcase 3.1 L) |
| Recommended quality | SAE 15W40 |
| Cooling system | Thermostat opens at 76.5 °C, fully open at 90 °C |
| down to -8 °C | ± 20% |
| down to -16 °C | ± 30% |
| down to -25 °C | ± 40-50% |
| colder than -25 °C | ± 55-60% |
| Other | |
| Mitsubishi type | MVL3E (L3E family) |
| Displacement | 952 cc |
| Max. torque | 52.3 Nm @ 2600 rpm |
| Cooling | Water-cooled (thermostat opens at 76.5 °C) |
| Aspiration | Naturally aspirated, IDI |
| Steering | Mechanical (manual steering) |
| Replace oil filter as well | Yes, every service |
| Solis 20 4WD (base) | from ± € 8,650 (± € 10,450 incl. VAT) |
| Solis 20 4WD with front loader | ± € 9,000 – 12,000 |
| Solis 26 4WD (base) | from ± € 10,150 |
| Solis 26 9+9 Shuttle XL | ± € 11,250 |
| Solis 26 HST (hydrostatic) | ± € 12,000 |
| Solis 26 4WD with front loader | ± € 12,950 – 13,885 |
| Solis 26 HST with cabin | ± € 16,250 |
| Solis 20 (used) | ± € 6,000 – 9,000 |
| Solis 26 (used) | ± € 7,500 – 11,000 |
| Hydraulic filter screen | Check every service |
| Extra check point | Check/adjust front wheel bearing play |
| Valve clearance (0.25 mm) | Check/adjust |
| V-belt tension | Check/adjust |
| Front wheel bearing play | Check/adjust |
| Battery terminals & cables | Check/tighten |
| Front axle pivot point | Check/lubricate |
| Battery (level, terminals) | Check/clean |
| Valve clearance intake / exhaust (cold) | 0.25 mm / 0.25 mm |
| Clutch pedal free play | 25-30 mm |
| Brake pedal free play | 25-30 mm |
| V-belt deflection | Max. 10 mm when pressed between fan and crankshaft pulley |
| Injector opening pressure (Solis 20) | 13.7 (+1.3) MPa |
| Radiator mounting (M8) | 2.5-3 kg·m |
| Steering arm mounting (M12) | 8.5-9.5 kg·m |
| Type | Type-1 |
| Rear lawn mower | 122 cm wide, 130 kg |
| Flail mower | 110 cm wide |
| Rotary cutter | 110 cm wide, 130 kg |
| Box blade | 125 cm wide, 150 kg |
| Bottom plough | 14 inch (single furrow) |
| Solis 20 / 26 before 2017 | Older type (105 mm) |
| Solis 20 / 26 from 2017 | Donaldson type (150 mm) |
| OFF | Everything off; key can be removed |
| ON + HEAT | Power to the circuits; glow plugs heat up |
| START | Starter motor runs; key springs back to ON |
| Incorrect starting procedure | Follow the correct starting sequence (neutral, clutch engaged, preheating) |
| Faulty injector | Have injector checked/replaced |
| Battery/connection (see practical issues) | Check battery terminals and main switch |
| Overheating | Check cooling system (see below) |
| Operating temperature too low | Check/replace thermostat |
| Incorrect valve clearance | Adjust to 0.25 mm (intake/exhaust) |
| Faulty radiator cap | Replace |
| Dirty radiator fins | Clean |
| V-belt tension too low | Adjust tension (deflection max. 10 mm) |
| Faulty thermostat | Replace (Solis 20: 76.5 °C / Solis 26: type 1) |
| Response valve closed too far | Turn back the valve |
| Oil level too low | Top up |
| Hydraulic strainer clogged | Clean or replace |
| Battery not charging | Clean/tighten battery terminals; check V-belt tension; check battery/alternator |
| Tractor pulls to one side when braking | Adjust both brakes equally |
| Noise when braking | Check and adjust brakes |
| Wrong or poor-quality oil | Use the correct, clean oil |
| Faulty oil pump | Have it checked/repaired |
| 2WD | 20-22 psi |
| 4WD | 22-24 psi |
Maintaining or repairing your Solis 20 mini tractor starts with parts that fit accurately. On this page you will find all compatible Solis 20 spare parts—from oil, fuel, and air filters to water pumps, radiator hoses, clutches, brakes, front axle seals, three-point linkage parts, and electrical components. Use the category filter to quickly jump to the exact assembly for your Solis 20.
Looking for parts for another Solis model? View our complete range of Solis mini tractor parts or contact our team for expert support.