Drive Pump Belt 6726898 | Direct Fit for Bobcat Loaders 753 763 S130-S205 T140-T190

Verified Cross-Reference — Dimensional match to 6726898 (cross-reference only) confirmed against Bobcat loader pulley assemblies across S-series and T-series serial ranges.

Technical Specifications

Application Suitability

Why the Same Drive Pump Belt 6726898 Reference Ships Across Multiple Loader Generations

The part number alone does not guarantee fitment — serial range and build variant determine whether the belt engages correctly on your specific machine.

I have stood on job sites in Indonesia where a crew pulled a machine out of service, waited days for a replacement belt, and then found the grooves would not seat properly on the pulley. The reference number matched. The variant did not. Bobcat has used the same base identifier across 753, S130, S175, and T190 platforms, but pulley diameters, tensioner geometry, and routing paths shift between serial breaks. [NEED_CITE: skid steer loader belt drive variant identification practices] Ordering by number without confirming your machine's serial prefix means risking a misfit that keeps the loader down longer than necessary.

Machine Model and Serial Range Coverage

This Drive Pump Belt 6726898 replacement covers a wide span of Bobcat skid steer and track loaders, from the earlier 753 and 763 platforms through the current S205 and T190. Coverage is not automatic — each machine model has serial breaks where Bobcat changed the pulley assembly or belt routing. Providing your machine serial prefix allows us to confirm whether this specific 57.4-inch, three-groove cogged belt matches your loader's drive pump circuit. Without that confirmation, you are guessing.

Interface Verification Beyond the Part Number

The three-groove cogged profile must engage precisely with the drive pump pulley, and the 1.19-inch width must sit within the pulley flanges without riding up or bottoming out. [NEED_CITE: belt drive pulley groove engagement tolerance standards] I have seen S150 units where the tensioner arm sits at a slightly different angle compared to an S175, even though both appear in the same fitment list. The dimensional tolerance on this belt is held to ±0.3 mm, which matters when the pulley spacing leaves minimal margin. Before committing to volume, request a sample unit and physically route it on your machine to verify engagement and tracking.

Reading the Specifications That Matter in the Field

The fiber-loaded backing with cord support is not a marketing detail — it determines how the belt handles the shock loads that occur when a skid steer loader abruptly changes direction under load. Flat cogged designs dissipate heat better than wrapped V-belts in the confined engine compartments of compact loaders, where ambient temperatures around the drive pump can climb significantly during continuous quarry or demolition work. The 1458 mm length must match the center-to-center distance between your drive pump pulley and the crankshaft pulley, plus the tensioner travel range. If the tensioner is already near its limit with the old belt stretched, a new belt at nominal length will fit correctly — but if a previous replacement was a slightly different length and the tensioner was repositioned, that needs to be reset. [NEED_CITE: belt tensioner adjustment procedures for compact loader drive systems]

What Happens When Fitment Is Assumed Instead of Confirmed

A belt that is technically the right part number but wrong variant will either refuse to seat in the pulley grooves or will track off-center once the machine runs. I have watched a T180 crew force a belt onto a pulley that was half a groove off, run the loader for a shift, and then find the belt edges shredded and the pump drive slipping. The machine went back down, the crew ordered a second belt, and two more days vanished. That is the hidden cost of skipping serial-range verification — not the price of one wrong belt, but the cumulative downtime from two failed attempts and the freight delays between them. [NEED_CITE: equipment downtime cost analysis for single-component misfit]

Why Sourcing This Belt Through a Fitment-Verified Channel Matters

We produce selected part lines in our own facility and source the remainder from qualified ISO-certified partners, so both carry the same QC and warranty terms — including on this Drive Pump Belt 6726898 replacement. Our technical team confirms compatibility by cross-referencing your machine model and serial prefix against service documentation, not just against a copied fitment table. We stock eight equipment categories under one account, so if your loader also needs seals, filters, or hydraulic hoses for the same repair, everything ships in one consignment. Minimum order is one piece, which matters when you need a single sample for fitment trial before committing your fleet to a bulk order. Cross-reference verification covers superseded and alternate numbers that other sellers may carry forward without checking.

Documentation & Verification

• Commercial invoice listing machine model and confirmed belt variant for each line item
• Cross-reference sheet marking 6726898 as reference only, with verified alternate numbers
• Dimensional inspection record covering length, width, and groove profile before dispatch
• Six-month warranty terms document specific to aftermarket drive belt coverage
• Packing photographs showing belt condition and sealed polybag labeling prior to crate closure
• HS code and customs documentation support for international belt shipments

Fitment Check Before Installation

• Compare the new belt length and groove count against the removed belt or pulley assembly markings
• Route the belt by hand around all pulleys before applying tension to confirm tracking path
• Verify tensioner arm travel is within range and not pinned at either extreme stop
• Run the drive pump at idle for several minutes and observe belt tracking under no-load conditions
• If the belt rides off-center or chirps, stop immediately and recheck pulley alignment and serial variant match

Getting the Right Belt for Your Specific Loader

Provide your Bobcat machine model and serial number prefix, or send a photograph of the existing belt and pulley assembly if the original number is worn beyond reading. We will cross-reference against service documentation to confirm whether this three-groove cogged belt matches your build variant, and we can ship a sample unit for physical fitment verification before you place a larger order.

Frequently Asked Questions

Q: How do I confirm this belt fits my specific Bobcat loader model and serial range? A: Share your machine model and serial prefix with our technical team. We cross-reference against Bobcat service documentation to verify that this 57.4-inch three-groove belt matches your specific build variant, rather than relying on a generic fitment list that may not account for serial-break changes in pulley geometry.

Q: My old belt number is different from 6726898 — is this still the correct replacement? A: Possibly. Bobcat has superseded and cross-listed belt numbers across loader generations. We verify interchangeability by checking your machine serial range and comparing key dimensions — length, width, groove count — against the reference number 6726898 (cross-reference only) to confirm whether the numbers are functionally equivalent for your specific machine.

Q: Why do some Bobcat S150 and T190 units require different belt variants under the same reference? A: Bobcat occasionally changes pulley assemblies, tensioner configurations, or belt routing paths at specific serial breaks within the same model line. Two S150 loaders built in different production runs may use different belt specifications despite sharing the same base model designation, which is why serial prefix confirmation is necessary.

Q: Can I order a sample first to verify fitment before committing to a larger quantity? A: Yes. We supply single-piece samples specifically for physical fitment trials. Route the sample belt on your representative machine, confirm pulley engagement and tracking under idle conditions, and then proceed with a volume order once fitment is verified on your actual equipment.