Drive Belt Tensioner & Cooling Fan Pulley Kit 6735884 6662997 for Bobcat 653 751 753 763 773 7753 S130 S150 S175 S185 S205 T140 T180 T190

Product Specifications

Compatible Models

Frustrated by Frequent Drive Belt Failures on Your Bobcat Skid Steer?

Every unscheduled stoppage costs your operation hundreds — sometimes thousands — of dollars per hour in lost productivity. Counterfeit or low-grade tensioners wear out fast, cause belt slippage, and lead to overheating or fan failure. OEM replacements mean waiting 2–4 weeks and paying 30–50% more — all while your machine sits idle.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This bobcat drive belt tensioner & cooling fan pulley kit delivers OEM-replacement performance without the delay or markup. Built by ISO-certified factories and tested for tension consistency, rotational balance, and load endurance before shipment, it’s engineered for real-world skid steer operation — whether you’re grading site prep, loading demolition debris, or maintaining municipal fleets.

Where This Part Works

This cooling fan pulley kit is critical in high-heat, high-duty-cycle environments: construction job sites with continuous operation, quarry loading zones with abrasive dust exposure, and rental fleet maintenance shops where uptime is non-negotiable. In these conditions, consistent belt tension ensures proper engine cooling and prevents thermal shutdown — directly impacting equipment availability and operator safety.

Engineering Details That Matter

The pulley hub is precision-machined from forged steel (not cast iron), delivering higher tensile strength and resistance to deformation under repeated shock loads. Bearings are pre-greased sealed units rated for 10,000+ hours at 3,000 RPM, matching OEM service life expectations. Surface hardness is maintained at HRC 58–62 after heat treatment to resist groove wear from V-belt friction. Dimensional tolerances are held within ±0.05 mm to ensure drop-in fit with original mounting brackets and shafts — no reaming, grinding, or alignment adjustments required.

The Real Cost of Wrong Parts

A $25 counterfeit tensioner can trigger a $1,200 service call when belt failure damages the alternator or causes engine overheating. Downtime penalties on commercial contracts often exceed $500/hour. Poorly balanced pulleys accelerate bearing wear in adjacent components, increasing total cost of ownership (TCO) by 3× over 12 months. Our bobcat skid steer parts meet ISO 9001 manufacturing standards and undergo functional testing — because reliability isn’t optional in heavy equipment maintenance.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually sealed in anti-corrosion film, secured in molded foam insert, packed in reinforced export carton
• In-stock items ship within 2–5 working days after order confirmation
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight available
• Real-time tracking number provided upon dispatch
• MOQ: 1 piece — designed for urgent field repairs and small fleet operators

Get Your Parts Now

Your Bobcat skid steer shouldn’t wait weeks for a simple tensioner replacement. Send us the part number (6735884 or 6662997), your machine model (e.g., S175 or 773), and quantity — we’ll reply with a competitive quote within 24 hours. First-time buyers may request a sample for testing before bulk order. Every day your machine is down is revenue lost — act now.

Frequently Asked Questions