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GOODWILL AND INTANGIBLE ASSETS (Tables)

9 Months Ended

Sep. 30, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Change in the Carrying Amount of Goodwill by Segment

The change in the carrying amount of goodwill by segment is as follows:

In millions			Freight Segment						Transit Segment						Total
Balance at December 31, 2024			$	7,248					$	1,462					$	8,710
Additions/adjustments			949						—						949
Foreign currency impact			14						180						194
Balance at September 30, 2025			$	8,211					$	1,642					$	9,853

Schedule of Intangible Assets of the Company, Other Than Goodwill and Trade Names

Intangible assets of the Company, other than goodwill and trade names, consist of the following:

						September 30, 2025																		December 31, 2024
In millions						Gross Carrying Amount						Accumulated Amortization						Net Carrying Amount						Gross Carrying Amount						Accumulated Amortization						Net Carrying Amount
Backlog						$	1,312					$	(591)					$	721					$	1,415					$	(629)					$	786
Customer relationships						1,780						(537)						1,243						1,329						(480)						849
Acquired technology						1,495						(701)						794						1,318						(614)						704
Total						$	4,587					$	(1,829)					$	2,758					$	4,062					$	(1,723)					$	2,339

Schedule of Amortization Expense

Amortization expense for the five succeeding years is estimated to be as follows:

In millions
Remainder of 2025			$	79
2026			$	310
2027			$	306
2028			$	304
2029			$	303

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