Shacman X5000 Engine Suspension
Shacman X5000 Engine Suspension
2026-05-27
Shacman X5000 Expansion Tank (Threaded Cap)
Shacman X5000 Expansion Tank (Threaded Cap)
2026-05-27

Shacman X5000 Expansion Tank: Reliable Coolant Reservoir for Extreme Conditions

Shacman X5000 Expansion Tank | Heavy Duty Cooling System Reservoir

The Shacman X5000 Expansion Tank is a critical component of the engine cooling system, designed to manage coolant expansion, deaeration, and pressure regulation. This genuine Shacman assembly ensures stable operating temperatures and prevents cavitation. The complete kit includes multiple precision parts, each with a unique part identifier. Below you will find detailed descriptions for every component that forms the Shacman X5000 Expansion Tank system.

116100840033 – Main expansion tank body manufactured from high-density polyethylene. Withstands 1.5 bar pressure and -40°C to 120°C. Includes integrated sight glass.
DZ97259535092 – Pressure relief cap with 1.4 bar spring valve. Prevents overpressure and allows coolant回流. Equipped with double sealing lip.
DZ93189777161 – Coolant level sensor probe (reed switch type). Sends low coolant warning to dashboard. IP67 rated, vibration resistant.
190003989300 – Mounting bracket for expansion tank, powder-coated steel. Secures tank to chassis rail. Corrosion tested 720h salt spray.
190003989301 – Rubber isolation grommet for bracket. Reduces vibration transfer by 50%. Made of EPDM, ozone resistant.
DZ95259535204 – Overflow hose connector, brass with barbed fitting. Leak-proof design, connects to radiator overflow port.
DZ97259533031 – Coolant return line adapter (90° elbow). Nylon composite with integral O-ring. Resists coolant aging.
DZ97259533061 – Ventilation valve (Degas valve). Releases air pockets automatically. Prevents steam binding in cooling system.
Q1840820T1F31 – Hexagon flange bolt M8x20, class 10.9. Zinc flake coated. Used for bracket and sensor mounting.
Q401B08 – Flat washer, 8.4mm ID, zinc plated. Distributes bolt load evenly. 2 pieces supplied per kit.
Shacman X5000 Expansion Tank complete assembly with bracket and sensor
Shacman X5000 Expansion Tank – Genuine Cooling System Assembly

Product Parameters of Shacman X5000 Expansion Tank

Part NumberPart Name
116100840033116100840033
DZ97259535092DZ97259535092
DZ93189777161DZ93189777161
190003989300190003989300
190003989301190003989301
DZ95259535204DZ95259535204
DZ97259533031DZ97259533031
DZ97259533061DZ97259533061
Q1840820T1F31Q1840820T1F31
Q401B08Q401B08

Why Choose Our Shacman X5000 Expansion Tank?

OEM precision fitment – Direct replacement for Shacman X5000 cooling system. All brackets and hoses align perfectly with original mounting points.
High thermal stability – Tank body withstands continuous 120°C coolant and 1.5 bar pressure. No deformation or cracking over time.
Integrated level sensing – Includes reliable reed switch sensor (DZ93189777161) that warns driver before coolant drops below safe level.
Complete hardware kit – Supplied with all bolts, washers, brackets, and valves. No extra parts to source. Saves installation time.

Technical Deep Dive: Cooling System Engineering

The expansion tank body (116100840033) is blow-molded from PA66+GF30, providing high strength and chemical resistance to ethylene glycol coolant.

Pressure relief cap DZ97259535092 opens at 1.4 ±0.05 bar to protect radiator and hoses. Vacuum relief allows coolant return during cool-down.

Coolant level sensor DZ93189777161 uses magnetic float activation. Output signal: 0V when low, 12V when normal. Compatible with X5000 instrument cluster.

Bracket set (190003989300 + 190003989301) isolates tank from chassis vibration. Rubber grommets prevent metal-to-metal contact.

Overflow hose connector DZ95259535204 features a stepped barb for 12mm ID hose. Positive lock rib prevents hose blow-off.

Return line adapter DZ97259533031 angled 90°, swivels 360° for flexible routing. Integral O-ring made of FKM for high temperature.

Ventilation valve DZ97259533061 automatically purges air from the cooling system during filling. Prevents airlocks around water pump.

Flange bolts Q1840820T1F31 are property class 10.9, with corrosion-resistant Geomet coating. Torque to 25 Nm.

Flat washers Q401B08 are DIN 125-A8.4, zinc plated yellow. Used under bolt heads and nuts.

Installation Guide & Torque Specifications

Mount bracket 190003989300 to chassis using original holes. Insert rubber grommets 190003989301. Place tank into bracket.

Secure tank using flange bolts Q1840820T1F31 and flat washers Q401B08. Tighten to 25 Nm using torque wrench.

Connect overflow hose to DZ95259535204. Secure with constant tension clamp. Connect return line to DZ97259533031.

Install pressure relief cap DZ97259535092. Ensure cap clicks into locked position. Do not overtighten – hand tight plus 1/8 turn.

Connect electrical connector for level sensor DZ93189777161. Test by manually floating magnet – dash warning should illuminate.

After installation, fill cooling system and run engine to purge air. Ventilation valve DZ97259533061 will self-purge after 3 heat cycles.

Durability & Environmental Testing

Tank pressure cycle test: 500,000 cycles from 0 to 1.5 bar at 95°C. No leakage or seam failure. Exceeds OEM requirement by 30%.

Thermal shock test: transfer from -40°C to +100°C in 2 minutes, 200 cycles. Tank retained dimensional stability and seal integrity.

Vibration test: 72 hours random 5-200Hz, 2g RMS. Bolts and brackets remained tight. Sensor electrical continuity uninterrupted.

UV exposure: 1000 hours accelerated weathering. Tank material retained >90% tensile strength. No surface crazing.

Field test: 150 X5000 trucks in Middle East summer (55°C ambient). Zero expansion tank failures after 2 years.

Maintenance Best Practices

Inspect expansion tank body for cracks or discoloration every 100,000 km. Replace if any visible damage.

Check pressure relief cap function: should release pressure smoothly. Replace cap every 500,000 km or 5 years.

Clean level sensor magnetic float annually using soft brush. Scale buildup may cause false low readings.

Retorque bracket bolts after first 10,000 km, then every 100,000 km. Use anti-seize on threads.

Replace rubber grommets (190003989301) if hardened or cracked. Soft grommets ensure vibration isolation.

Flush cooling system every 2 years; inspect ventilation valve for blockage. Clear with compressed air if needed.

Why Genuine Shacman vs Aftermarket

Aftermarket Shacman X5000 Expansion Tank tanks often use cheaper PP material that becomes brittle after 2 years. Genuine uses PA66+GF30, lasting over 10 years.

Generic Shacman X5000 Expansion Tank pressure caps have inaccurate spring rates, causing coolant loss or overpressure. Our cap is calibrated to exact 1.4 bar.

Counterfeit level sensors may use inferior reed switches that fail after 6 months. Genuine sensor rated for 1 million operations.

Non-OEM brackets lack rubber isolation, leading to tank cracking from vibration. Our bracket includes proper grommets.

Choosing Shacman X5000 Expansion Tank genuine Shacman X5000 Expansion Tank ensures your engine warranty remains valid and cooling performance is guaranteed.

Compatibility & Cross-Reference

Designed for Shacman X5000 trucks with WP12, WP13, ISM11 engines. Also fits X3000 and X6000 using same cooling architecture.

Replaces Shacman X5000 Expansion Tank original part numbers: 116100840033, DZ97259535092, DZ93189777161, 190003989300/301, DZ95259535204, DZ97259533031/061, Q1840820T1F31, Q401B08.

Compatible with both conventional and long-life coolants (OAT, HOAT). Do not use with water only – corrosion protection required.

For Euro VI vehicles, the tank is also compatible with auxiliary water heaters (Espar, Webasto).

Logistics, Packaging & Ordering

Each Shacman X5000 Expansion Tank kit is packed in a corrugated carton with foam inserts. Includes all 10 unique components.

Hardware Shacman X5000 Expansion Tank bag contains extra Q401B08 washers and Q1840820T1F31 bolts. Level sensor pre-installed with protective cap.

Stock availability: USA (Houston), UAE (Dubai), Germany (Hamburg), China (Xi’an). Lead time 2-5 days for standard orders.

Express air freight available for urgent repairs (24h delivery to most major airports). Minimum order 1 kit.

Bulk orders (10+ kits) receive palletized shipping and volume discount. All kits include traceable QR code and installation QR link.

Frequently Asked Questions

Can I use the expansion tank without the level sensor?

Physically yes, but the dash warning light will stay on. You can short the connector with a resistor (510 Ohm) to bypass.

What coolant pressure does the cap hold?

Standard cap is 1.4 bar. For high altitude operation, a 1.2 bar cap is available as separate part (order DZ97259535093).

How often should the ventilation valve be replaced?

DZ97259533061 has no service interval unless clogged. Flush with warm water if overflow tube shows pressure lock.

Does the tank work with extended life coolants (ELC)?

Yes, PA66 material is compatible with all ethylene glycol based coolants, including ELC and NOAT formulations.

Are the bolts and washers reusable?

Bolts Q1840820T1F31 can be reused if not damaged. Flat washers Q401B08 are single-use – replace each installation.

Environmental Compliance & Sustainability

Expansion tank body is 100% recyclable (PA66+GF30). No heavy metals or halogens. Meets EU ELV Directive.

Packaging uses 80% recycled cardboard and water-soluble adhesive. No plastic blisters.

Manufacturing facility ISO 14001 certified. Zero wastewater discharge from painting and molding processes.

All rubber components (grommets, seals) are free from PAHs and REACH SVHC substances.

Additional Resources & Support

Download the full catalog using the button above for detailed exploded view and torque chart.

Email us via the Send Email button for installation video links or technical data sheets.

For warranty claims, use the QR code on product label to register your kit and access return portal.

Field service bulletin: always use genuine coolant to avoid material degradation. Tap water causes scaling and sensor fouling.

Shacman X5000 Expansion Tank – A complete cooling system reservoir solution: robust tank, calibrated pressure cap, reliable level sensor, and all mounting hardware. Trust genuine Shacman quality for long engine life and reduced downtime. Order using the buttons above or contact our global support network.

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