Chevrolet · Silverado 1500 Custom 4WD Crew Cab Standard Bed CK10743 1CX L3B MFC MY2025 US · 2025

Chevrolet Silverado 1500 Silverado 1500 Custom 4WD Crew Cab Standard Bed CK10743 1CX L3B MFC MY2025 US Powertrain designation

What is the powertrain designation for the Chevrolet Silverado 1500 Silverado 1500 Custom 4WD Crew Cab Standard Bed CK10743 1CX L3B MFC MY2025 US?L3B 2.7L TurboMax gasoline I4; MFC eight-speed automatic; 4WD (NP0 single-speed transfer case)

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At a glance

Vehicle
Chevrolet Silverado 1500 Silverado 1500 Custom 4WD Crew Cab Standard Bed CK10743 1CX L3B MFC MY2025 US
Powertrain designation
L3B 2.7L TurboMax gasoline I4; MFC eight-speed automatic; 4WD (NP0 single-speed transfer case)
Manufacturer source
General Motors LLC
Verified

Standard engine and transmission for the Custom 1CX column and the exact CK10743 model row; no optional engine or transmission is inferred. The 4WD-only NP0 transfer case is included.

Reference details

Check before you buy or service: Silverado 1500 Custom 4WD Crew Cab Standard Bed CK10743 1CX L3B MFC MY2025 US only. US MY2025 Silverado 1500 Custom equipment group 1CX, model CK10743 (4WD Standard Bed Crew Cab); standard L3B/MFC verified in own-model order-guide Mechanical column E, Engine Axles 1 row 16 and MY2025 VIN p.30 series KB. No sibling trim, R77 configuration, optional-engine, cab/box, drive, year or market inference.

Source

General Motors LLC manufacturer referenceGeneral Motors LLC
Open manufacturer source ↗

Last verified by CarFactBook:

Same question · different chassis

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Powertrain designation is published for these other exact codes. Compare the sourced answer and vehicle scope before using a value.

A matching number does not establish that equipment, trim, production date or regional specification is identical.

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The same question, different cars

Manufacturer documentation can give different answers for different engines, configurations and model codes. These are independently sourced entries for the same reference topic, not interchangeable parts or service instructions.

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What owners usually check next

12V battery12-volt Absorbed Glass Mat (AGM) battery for the factory Stop/Start system; match the original battery label for replacementSmart-key batteryCR2450 lithium or equivalent battery; insert positive side facing upTransmission fluidDEXRON-HP automatic transmission fluidCoolant capacity11.8 L (12.4 US qt), approximately, for the entire cooling systemFuel tank capacity90.8 L (24.0 US gal), approximatelyEngine codeL3B, GM engine RPO (GM TechLink MY2025 chart)Engine displacement2.7 L (GM TechLink MY2025 chart)

View every owner answer for Chevrolet Silverado 1500 Silverado 1500 Custom 4WD Crew Cab Standard Bed CK10743 1CX L3B MFC MY2025 US →