Drive Pump Belt 6736775 for Bobcat 753 S130-S205 – Cross-Reference

Verified Cross-Reference — dimensional and groove match confirmed across Bobcat loader and Toolcat serial ranges before dispatch.

Technical Specifications

Application Suitability

When a Cross-Reference Table Sends You the Wrong Belt

Always verify groove count and cord construction against the physical part, not just the printed number.

I have seen loaders sit idle in a Shandong workshop for days because a replacement belt matched the part number yet arrived with the wrong spline tooth count on the mating pulley interface. Cross-reference tables copied between sellers accumulate errors across generations. Superseded numbers for the Drive Pump Belt 6736775 appear in several online catalogues with conflicting dimensional data, and a wrong fitment guess on a Bobcat S185 or T190 means the machine stays down while another shipment crosses the country [NEED_CITE: aftermarket cross-reference accuracy in mobile equipment belt drives].

Serial Range Coverage Across Bobcat Loader Generations

This belt fits both early-production units like the Bobcat 753 and later S-series and T-series loaders. The critical check is the serial range within each model, as pulley configurations shifted between production years. We match the Drive Pump Belt 6736775 against your specific serial number rather than relying solely on model designation, eliminating the guesswork that causes trial-fitment failures on site.

Groove, Cord and Backing Verification Before Fitment

The three-groove variable cog profile must seat fully in each pulley channel; even one groove riding high causes accelerated flank wear and premature failure. The fiber-loaded backing with additional cord support is a structural requirement for the drive-pump torque loads on Bobcat S205 and T190 machines, not an optional upgrade. Generic belts sometimes omit this cord layer, leading to tensile failure within early service hours [NEED_CITE: belt tensile construction requirements for hydrostatic drive pumps]. Requesting a sample before bulk commitment lets you physically confirm groove depth, backing stiffness and overall length against the worn belt removed from your machine.

What the Dimensions and Cog Design Mean in Service

The 58.15-inch length and 1.19-inch width define the exact routing path around the drive pump and crankshaft pulleys; a deviation of even a fraction of an inch in length affects tension and tracking. Variable cog design allows the belt to bend around smaller-diameter pulleys without generating the heat buildup that solid-backing belts suffer in tight engine compartments. The three-groove profile distributes load across a wider contact area, reducing peak pressure on each pulley flank. Fiber-loaded backing resists the lateral forces generated when the pump cycles under varying hydraulic load, while the cord support layer prevents elongation that would otherwise cause the belt to slip and glaze.

The Real Cost of a Belt That Almost Fits

A belt that seats in two of three grooves will turn and move the machine, but the misaligned groove concentrates load on the remaining contact surface, causing uneven wear and sudden failure during peak hydraulic demand. On a Bobcat T180 working a construction site, that failure stops the entire work sequence until a replacement arrives. Worse, a belt with incorrect length forces the tensioner to its travel limit, leaving no adjustment reserve for normal stretch over service life [NEED_CITE: belt tension reserve and service life correlation in hydrostatic systems]. The cost is never just the belt — it is the loader standing idle, the crew waiting and the second freight charge for the correct part.

Why Buyers Source This Belt Through Our Account

Our own production lines and qualified sourced supply carry identical warranty terms, so one account covers the belt and every adjacent component on your list. We stock across eight product categories, meaning pulleys, tensioners, seals and filters ship in one consignment with the Drive Pump Belt 6736775. Identification works from a part number, a machine model, a photograph of the old belt or even a painted-over nameplate. Cross-reference verification covers superseded and alternate numbers so you receive dimensional confirmation before goods leave the warehouse. Sample supply is standard practice — fit one belt on the machine before committing the rest of the fleet order.

Documentation & Verification

• Commercial invoice and packing list with line-item belt quantities and batch traceability
• Fitment and cross-reference sheet listing verified Bobcat model and serial coverage (reference only)
• Dimensional inspection record confirming length, width and groove count before dispatch
• Warranty terms covering manufacturing defects for 3-12 months from delivery
• Packing photographs showing belt coiling method and protective wrapping
• HS code and customs documentation for international belt shipments

Fitment Check Before Installation

• Compare new belt length and width against the removed belt using a flat surface and tape measure
• Verify all three grooves seat fully in each pulley channel with no ridge contact
• Check pulley alignment with a straight edge across drive and driven pulley faces
• Confirm tensioner travel has adequate reserve after initial belt installation
• Rotate the system by hand two full revolutions to confirm smooth tracking before engine start

Confirming the Right Part for Your Machine

Send us your Bobcat model, serial number or a clear photograph of the existing belt and its pulleys. We will cross-reference the Drive Pump Belt 6736775 against your specific machine configuration and return a fitment confirmation along with dimensional data for your own verification before any order is placed.

Frequently Asked Questions

Q: How do I confirm this belt fits my specific Bobcat model and serial range? A: Provide your machine model and serial number, or a photograph of the machine nameplate. We cross-reference the belt against production records for that serial range to confirm pulley configuration, groove count and length match before you commit to an order.

Q: The old part number on my belt is different — is 6736775 still the correct replacement? A: Belt numbers are superseded across production runs. Send us the old number and your machine model. We verify whether 6736775 is the current valid cross-reference (for identification purposes) or whether an alternate number applies to your specific build.

Q: Why do some listings for 6736775 show different dimensions or groove counts? A: Copied catalogue data carries forward errors between sellers. Some listings conflate belts from different machine families. We verify groove count, length and width against your serial number rather than relying on a generic table entry.

Q: Can I order a sample to verify fitment before placing a larger order? A: Yes. Sample supply is standard. You receive one belt to physically install on the machine, confirm groove seating and tracking, and only then commit the balance of the order once fitment is proven on your equipment.