S1257S
S1257S / 8200292 / 2R0911023D / 2R0911023H / 2W0911023C / 201-29210
Elecdura
Available for qualified orders
20 pcs
7 - 15 Days
Neutral packaging / private-label review
18 Months
S1257S / 8200292 / 2R0911023D / 2R0911023H / 2W0911023C / 201-29210
Cummins 4B3.9, 6B5.9 and 6BTAA cross-brand applications using the supplier-defined 24V 4.0kW 10T CW starter with a module-2.54 drive
Confirm 24V, 4.0kW, 10T, CW, module 2.54, 3 × Ø10.5 mounting holes, Ø89 locating diameter, 43 mm distance to drive gear, mounting orientation and terminal layout against the removed starter before volume supply.
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For Cummins 4B3.9, 6B5.9 and 6BTAA cross-brand, S1257S gives distributors a focused starting point for quotation and branch inventory. Confirm 24V, 4.0kW, 10T and CW, with particular attention to 24V 4.0kW 10T module-2.54 interface shared only within the cataloged cross-brand application group, before combining demand from different fleets or workshops.
Separate different old-unit numbers from the S1257S enquiry and attach images for each configuration. State which line is a sample and which is a replenishment quantity, together with destination and timing. This gives the quotation a practical fitment boundary and a realistic packing and delivery plan.
| Primary OE reference | S1257S |
| Target application | Cummins 4B3.9, 6B5.9 and 6BTAA cross-brand applications |
| Voltage and output | 24V / 4.0kW |
| Pinion and rotation | 10T / module 2.54 / CW |
| Mounting-hole reference | 3 × Ø10.5 mounting holes |
| Drive-end reference | Ø89 locating diameter; 43 mm distance to drive gear; Ø127 mounting-hole circle |
| OE and cross-reference group | S1257S / 8200292 / 2R0911023D / 2R0911023H / 2W0911023C / 201-29210 |
| Wholesale terms | MOQ 20 pcs / normally 7–15 days after order confirmation |
| Warranty | 18 months under agreed sales terms |
Check the S1257S drawing against the removed starter at the mounting face and drive end. The critical references are 3 × Ø10.5 mounting holes, Ø89 locating diameter, Ø127 mounting-hole circle and 43 mm distance to drive gear. A physical mismatch should stop the unit from entering ordinary stock until the application is clarified.
The S1257S drive-end decision is completed by 10T, module 2.54 and CW, together with 24V and 4.0kW. Confirm main-terminal and control-terminal positions under the actual cable routing. Similar dimensions do not compensate for the wrong rotation, pinion or electrical rating.
The S1257S cross-reference group includes S1257S, 8200292, 2R0911023D, 2R0911023H, 2W0911023C, 201-29210. These numbers improve search coverage across fleets and supplier systems, but they do not replace a check of 24V, 4.0kW, 10T, CW, mounting geometry and terminals.
If a mixed S1257S enquiry contains different pinions, drive positions or connector layouts, list each complete reference and photograph separately. Elecdura can then return distinct offers instead of placing unlike starters under one broad reference family.
Elecdura can prepare S1257S orders for regional inventory, fleet workshops or industrial service demand. The standard starting point is 20 pieces, normally 7–15 days after order confirmation, with an 18-month warranty under agreed terms and packing selected for the destination and shipment method.
Buyers can state service urgency, supported equipment count and expected monthly use in the same RFQ. Elecdura can then discuss stock, production, packaging and staged delivery while maintaining the specified S1257S drive end and electrical rating throughout the order.
For supplier evaluation, the video presents Elecdura starter-motor assembly and testing. A S1257S order should still be released against the complete OE number, Cummins 4B3.9, 6B5.9 and 6BTAA cross-brand details, electrical specification and physical comparison, giving purchasing both capability information and a clear product boundary.
A number match narrows the search but does not finish it. For S1257S, compare the stated application, electrical output, 10T drive, mounting geometry and terminal side. Buyers handling several references should list each complete number separately, allowing any genuinely different unit to receive its own offer and sample check.
For S1257S, sample the 3 × Ø10.5 mounting holes, Ø89 locating diameter, Ø127 mounting-hole circle and 43 mm distance to drive gear. Count the 10T pinion and photograph the terminal side in the same inspection. These points can be checked without dismantling the unit and give receiving teams a practical comparison with the approved sample.
For S1257S, begin with the machine, truck or engine identification, then read the full old-unit label. The physical check should cover 10T, Ø127 mounting-hole circle, Ø89 locating diameter and terminal orientation. Treat a different drive end or connector position as a separate item, even when an application description overlaps.
Before fitting S1257S, verify battery condition, cable size and voltage drop at cranking current. Clean the mounting ground and inspect the ring gear and control circuit. A slow-crank complaint can come from weak batteries, poor connections or mechanical drag, so those causes should be separated from the starter itself.
Build the forecast around actual equipment counts, failure history and the time needed to replenish each service location. For S1257S, keep the specified pinion and mounting interface visible in the stock record. This reduces emergency substitutions and gives purchasing a clearer basis for MOQ, packing and delivery discussions.
For S1257S, match carton and product labels to the purchase order, then sample 24V, 10T, 3 × Ø10.5 mounting holes and terminal protection. Check the flange and pinion for shipping damage. Record lot numbers and arrival photographs, and isolate any different configuration before it is placed in saleable stock.
A useful RFQ states S1257S, the machine or engine model, old-unit label, mounting and terminal photographs, requested quantity and delivery country. Include whether the demand is a sample, urgent service order or scheduled stock. Those details allow pricing to cover the correct unit and realistic shipping plan.
For a service review of S1257S, identify the shipment and unit, describe the starting condition and record installation details. Add photographs of the drive, flange and terminals plus battery, ground and positive-cable test results. If the unit was removed, protect it from additional damage and retain it until the review is complete.
A complete RFQ for S1257S should state the application, removed-unit number, physical photographs, quantity, destination and delivery target. Send these details to info@elecdurauto.com for a direct response on the correct 24V 4.0kW 10T CW starter, MOQ, packaging, warranty and shipping choices.