How do I confirm pilotpart271837 fits my machine?

Compare the OEM or reference part number, machine model, engine model, and serial number. You can also submit a fitment inquiry before ordering.

In Stock

Starter Motor 121555C91 for CASE 9170 9180 9250 9260 9370 9380 9390 4568 4586 4786

For CASE Starter Motor

Starter Motor 121555C91 for CASE Cummins 6-855 Dsl Engine

OEM / REF: 121555C91SKU: pilotpart271837

Starter Motor 121555C91 for CASE 9170 9180 9250 9260 9370 9380 9390 4568 4586 4786 is a Starter Motor replacement part indexed for Case 9170 · Cummins 6-855 Dsl and Case 9180 · Cummins 6-855 Dsl, with 3 application records on file. Match OEM part number 121555C91 and confirm fitment for CASE Engine Spare Parts befor...

Stock: In stock
Condition: New
Fitment: CASE Engine Spare Parts
Category: Starter Motor

Fitment support before you order
Worldwide delivery options

In stock — ready to order

$757.99USD/EA

~~$107,699.00~~Save 99%

Estimated delivery by quantity

Estimated delivery windows
Qty	Estimated delivery
1	Oct 22 – Oct 29
10	Oct 20 – Oct 27
50	Oct 18 – Oct 25

Estimates from today; confirm exact lead time before payment.

Quantity

Confirm fitment before ordering →

Lead times can vary by freight route and customs. Contact support for expedited shipping.

Starter Motor Description

This Starter Motor is indexed for Case 9170 · Cummins 6-855 Dsl; Case 9180 · Cummins 6-855 Dsl; Case 9250 · Cummins 6-611 Dsl; Case 9260 · Cummins 6-611 Dsl. Compare reference number 121555C91 against the label on your existing CASE component before ordering.

Before checkout, compare OEM part number 121555C91, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.

Part Numbers and Cross References

121555C91

Applications

Case 9170 · Cummins 6-855 Dsl
Case 9180 · Cummins 6-855 Dsl
Case 9250 · Cummins 6-611 Dsl
Case 9260 · Cummins 6-611 Dsl
Case 9270 · Cummins 6-855 Dsl
Case 9280 · Cummins 6-855 Dsl
Case 9350 · Cummins 6-611 Dsl
Case 9370 · Cummins 6-855 Dsl
Case 9370QT · Cummins 6-855 Dsl
Case 9380 · Cummins 6-855 Dsl
Case 9380QT · Cummins 6-855 Dsl
Case 9390 · Cummins 6-855 Dsl

Specifications

Voltage	12V
Power	7.3kW
Teeth	11T
Part Number	121555C91

Fitment Notes

Brand or application signal: CASE Engine Spare Parts
Product family: Starter Motor
System category: Engine Spare Parts > Engine Auxiliary Components > Starter Motor
Recommended verification: OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability: InStock
Shipping: Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns: Returns are easier when fitment is confirmed before ordering.
B2B support: Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.