Product Specifications
| Parameter | Details |
|---|
| Part Name | HX40W Turbocharger |
| Part Number (OEM Reference) | 2839811, 3772607, 4037513, 4038989, 4042341, 4044082, 4089917, 4046101, 4955195, 4046105, 4046101R, 4039030, 4038989H, 4033241, 4037542, 4044081, 4089915, 4041762, 4041765, 4089915NX, 4089915RX, 408991700, 4089917NX, 4089917RX, 4955152, 4955152NX, 4955152RX, 87351239 |
| Turbo Model | HX40W, HX40W-B85J71GL/C76L84FH18UD-W |
| Brand Compatibility | Cummins |
| Engine Fitment | Cummins QSL, ISL, ISC8.3 |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Original box with anti-vibration foam and reinforced carton |
Compatible Models
| Brand | Applicable Models |
|---|
| Cummins | QSL engine, ISL engine, ISC8.3 engine |
| Valmet | 445 FXL Fellerbuncher (2004–2011, equipped with QSL engine) |
Tired of Turbo Failures on Cummins QSL/ISL Engines? Get the HX40W Turbocharger 2839811 Replacement You Can Rely On
Every unplanned turbo failure on a QSL or ISL-powered truck costs thousands in downtime, towing, and labor — especially when OEM parts take 3+ weeks to arrive. Many operators have installed counterfeit HX40W turbos only to face repeat failures within 200 hours. Others struggle to source a verified replacement that fits all three engines — QSL, ISL, and ISC8.3 — from one trusted supplier.
OEM-Equivalent Quality, Ready to Ship
This HX40W turbocharger is manufactured in ISO-certified factories and tested for boost response, bearing clearance, and turbine wheel balance before shipment — matching original Cummins performance specs. With 10 years of global export experience and over 10,000 engine components in stock, we deliver direct-fit replacements for heavy-duty truck and off-highway applications without OEM delays or markups. It’s built for real-world conditions: high-temperature exhaust flow, continuous load cycling, and extended service intervals.
Where This Part Works
This turbo operates under extreme thermal and rotational stress in Class 8 highway trucks, forestry feller bunchers, and municipal refuse vehicles powered by Cummins QSL, ISL, and ISC8.3 engines. In quarry transport or long-haul logistics, consistent boost pressure and rapid spool-up directly affect fuel efficiency, emissions compliance, and drivability. Using an improperly balanced or non-spec HX40W turbo risks compressor surge, oil leakage, and catastrophic bearing failure — halting operations at critical moments.
Engineering Details That Matter
The turbine housing is precision-cast from heat-resistant Ni-resist ductile iron, maintaining structural integrity above 700°C exhaust gas temperatures. The compressor wheel is forged from high-strength aluminum alloy (A380), balancing aerodynamic efficiency with fatigue resistance across 120,000+ RPM operation. Shaft assembly uses dual ceramic ball bearings with PTFE-coated thrust washers to reduce friction and extend service life beyond 15,000 operating hours. All sealing surfaces meet SAE J1927 tolerances for oil and exhaust gas containment, preventing external leaks and internal contamination. Surface finish on rotating components is held to Ra ≤ 0.4 µm to minimize vibration and wear initiation.
The Real Cost of Wrong Parts
A $200 counterfeit turbo may save upfront, but it often fails before 3,000 miles — triggering secondary damage to intercoolers, EGR valves, and DPF systems. Each unscheduled stop for turbo replacement adds $1,200–$2,500 in labor, diagnostics, and lost revenue. OEM-equivalent parts like this HX40W turbocharger reduce total cost of ownership (TCO) by delivering predictable 12,000–18,000-mile service life, full compatibility with factory ECU mapping, and adherence to ISO 8573-1 compressed air purity standards for clean boost delivery. Choosing based on price alone ignores the engineering validation, material traceability, and post-installation support that define reliability.
Why Customers Trust XUNPO
We partner exclusively with ISO 9001-certified turbo manufacturers and perform incoming material inspection on every batch. Every HX40W unit undergoes pre-shipment performance testing — including boost pressure verification at 1,500–3,500 RPM and oil seal integrity checks at 3.5 bar. All units carry a 3–12 month warranty covering manufacturing defects with no questions asked. With 10 years’ export history and shipments to 120+ countries, our technical team — averaging 12 years in diesel engine systems — confirms part fitment within 2 hours. Our Guangzhou warehouse holds over 10,000 engine SKUs, including this HX40W turbocharger, enabling same-day dispatch for urgent repairs.
Packaging & Shipping
- Individually packed in custom-molded anti-vibration foam inside reinforced double-wall corrugated cartons
- In-stock items shipped within 2–5 working days after payment confirmation
- Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted per destination
- Real-time tracking number provided upon dispatch, updated until final delivery
- Minimum order quantity: 1 piece — supports emergency field repairs and small fleet maintenance
Get Your HX40W Turbocharger Now
Your QSL- or ISL-powered vehicle can’t afford another week of downtime waiting for OEM parts or risking unreliable substitutes. Send us your engine model, current turbo part number (e.g., 2839811), and required quantity — we’ll reply with a competitive quote within 24 hours. First-time buyers may request a sample for functional validation before bulk order. Every hour delayed is another hour your equipment sits idle.
Frequently Asked Questions
Q: Is this an original Cummins part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket HX40W turbocharger, produced by ISO-certified factories to match Cummins QSL/ISL/ISC8.3 specifications — not a remanufactured or used unit.
Q: How do I confirm this turbo fits my specific engine?
A: Provide your engine serial number, machine model, and current turbo part number (e.g., 2839811). Our technical team will verify compatibility and respond within 2 hours.
Q: What is the warranty period?
A: 3–12 months against manufacturing defects. If failure occurs due to material or workmanship, we provide free replacement with return label.
Q: What is the minimum order quantity?
A: 1 piece. We support urgent repairs and small fleet maintenance with no volume requirement.
Q: How soon can I receive the turbo after ordering?
A: In-stock items ship within 2–5 working days. Express shipping options are available for time-critical needs.
Q: Can I request a sample before placing a bulk order?
A: Yes. First-time customers may request a sample for functional testing prior to bulk purchase.
Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
