Tensioner Belt 3937553 for Cummins Engine B3.9L 5.9L 4BTA 6BTA
Stop unexpected belt slippage and engine vibration before they cause costly downtime...
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<p>Stop wasting time and money on noisy, short-lived drive belts that slip under load — this <strong>bobcat drive pump belt</strong> delivers quiet, consistent power transfer and up to 2× longer service life than standard replacements. Built for high-cycle Bobcat loaders like the S150 and T190, it eliminates the telltale squeal and slippage that signal premature failure and costly downtime.</p> <ul> <li><strong>Advanced variable-cog design</strong> with fiber-loaded backing and dual cord support reduces heat buildup and improves flexibility — critical for machines running multiple shifts</li> <li>Fits 753, S130–S205, T140–T190, and Toolcat 5600 (replaces OEM 6736775)</li> <li>Precisely engineered at 58.15″ L × 1.19″ W — a non-negotiable spec for proper tension and alignment on Bobcat’s compact drive layout</li> <li>Ready to ship from our Guangzhou warehouse — no waiting weeks for OEM stock or risking counterfeit imports</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | Drive Pump Belt |
| Part Number (OEM Reference) | 6736775 |
| Brand Compatibility | Bobcat |
| Machine Model Fitment | Bobcat Loader: 753, S130, S150, S160, S175, S185, S205, T140, T180, T190; Bobcat Toolcat: 5600 |
| Design | Flat, cogged drive belt with 3 grooves |
| Length | 58.15 inches (1477 mm) |
| Width | 1.19 inches (30.2 mm) |
| Construction | Fiber-loaded backing with additional cord support |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Individual retail packaging with protective foam and rigid carton |
| Brand | Applicable Models |
|---|---|
| Bobcat | Loader: 753, S130, S150, S160, S175, S185, S205, T140, T180, T190; Toolcat: 5600 |
Every unexpected downtime costs operators hundreds to thousands of dollars per hour — especially when a simple drive pump belt fails mid-shift. OEM belts often arrive after 2–4 weeks, while low-cost imitations wear out fast, slip under load, and generate disruptive noise that masks critical machine feedback. For fleet managers and repair centers servicing multiple Bobcat models, sourcing one reliable, quiet, long-lasting replacement for part number 6736775 has been a persistent challenge.
This bobcat drive pump belt is manufactured in ISO 9001-certified facilities and undergoes pre-shipment performance testing for noise, tension retention, and thermal stability. With 10 years’ experience supplying aftermarket parts to 120+ countries, XUNPO ensures precise fitment across the full range of Bobcat loaders — from compact S130s to high-capacity T190s and Toolcat 5600 units. It’s engineered for real-world hydraulic pump drive applications where consistent torque transfer and minimal vibration are essential.
This bobcat loader belt operates in demanding environments — including urban construction sites, demolition zones, agricultural loading operations, and material handling at ports and quarries. Under continuous duty cycles, it transmits power from the engine to the hydraulic drive pump, directly affecting system responsiveness and operator comfort. A slipping or noisy belt not only reduces efficiency but also signals misalignment or premature wear — making accurate, durable replacement critical for uptime and safety. Quiet long-lasting drive pump belt for Bobcat loaders is designed specifically for these conditions.
The advanced variable cog design eliminates harmonic resonance and minimizes slippage during sudden load changes — a common cause of premature failure in standard V-belts. The fiber-loaded backing increases torsional flexibility while reducing internal heat buildup during extended operation. Three precision-molded grooves ensure full engagement with the pulley, maintaining consistent surface contact pressure and distributing stress evenly across the belt width. Dimensional tolerance is held within ±0.3 mm on length and width, guaranteeing drop-in compatibility without adjustment. High-tensile cord reinforcement prevents elongation under peak hydraulic demand, preserving pump RPM accuracy and system pressure stability.
A $25 counterfeit belt may seem economical — until it fails after 150 operating hours, causing unplanned downtime, secondary damage to the pump or pulley, and labor costs exceeding $300 for reinstallation. Industry data shows non-OEM-equivalent belts average 1.5× more frequent replacement and contribute to 22% higher total cost of ownership (TCO) over 2,000 hours. This bobcat s150 drive pump belt and bobcat t190 6736775 belt meet ISO 10816 vibration standards and OEM dimensional specs — delivering predictable life, lower noise, and verified performance. Choosing right means fewer interruptions, less rework, and longer service intervals.
We source exclusively from ISO 9001-certified factories and conduct incoming material inspection on every batch. Each drive pump belt undergoes functional load testing before shipment to verify noise level, grip consistency, and thermal behavior. All parts carry a 3–12 month warranty covering manufacturing defects — no questions asked. With 10 years of export experience and verified shipments to North America, Europe, Southeast Asia, and Africa, our process is field-tested. Our 20+ technical staff includes certified hydraulic and powertrain specialists who confirm part fitment within 2 hours. Over 10,000 SKUs are held in stock at our Guangzhou warehouse — ready for same-day pick and 2–5 working day dispatch.
Your Bobcat loader shouldn’t wait weeks for a belt that costs less than 1% of its daily rental value. Send us your part number (6736775), machine model (e.g., S150 or T190), and quantity — we’ll email a competitive quote within 24 hours. First-time buyers can request a sample for physical verification. With Guangzhou warehouse stock and global logistics partners, your order ships fast — so your equipment stays productive.
Q: Is this an original Bobcat OEM part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket part, manufactured in ISO 9001-certified facilities to match OEM specifications for dimensions, material composition, and performance.
Q: How do I confirm this 6736775 belt fits my specific Bobcat machine?
A: Provide your exact model (e.g., Bobcat S175 or Toolcat 5600) and serial number if available — our technical team will verify compatibility and respond within 2 hours.
Q: What is the warranty period for this drive pump belt?
A: We offer a 3–12 month warranty covering defects in materials and workmanship. If failure occurs due to manufacturing issues, we replace free of charge.
Q: What is the minimum order quantity (MOQ)?
A: MOQ is 1 piece — ideal for urgent repairs, validation, or small fleet maintenance.
Q: How quickly can you ship after I place an order?
A: In-stock items ship within 2–5 working days. Express shipping options (DHL/FedEx) are available for time-sensitive orders.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers may request a sample for physical testing and fitment verification prior to bulk purchase.
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Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
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