Tap image to zoom
Merchant Automotive NP263XHD Transfer Case - LB7 Duramax
Product details
Merchant Automotive NP263XHD Transfer Case - LB7 Duramax
Merchant Automotive part 10604 is an NP263XHD transfer case for 2001-2007 GM Duramax 4WD. It is a replacement transfer-case assembly for supported 4WD Duramax trucks.
Merchant Automotive specializes in Duramax and Allison service parts, so model year, engine code, drivetrain and emissions configuration should be matched carefully before installation.
Key Features
- NP263XHD transfer-case configuration
- Application-specific 4WD replacement
- Designed to restore front/rear driveline power transfer
- Service replacement for worn or failed factory transfer case
Fitment
2001-2007 GM Duramax 4WD
Important Installation Notes
- Verify exact Duramax engine code, model year and drivetrain configuration before ordering.
- Confirm spline count, case model and core/freight terms.
Product Information
- Manufacturer: Merchant Automotive
- Manufacturer Part #: 10604
- Product Type: Transfer Case / Service
- Catalog detail: elected for Hilltop Diesel Performance. Verify exact year, model, engine, transmission, emissions configuration, and installation requirements before ordering. Core / Freight Note: Core/freight requirements may apply; verify supplier terms.
How do I verify fitment?
Match the product fitment information to your exact year, make, model, engine, drivetrain and configuration. If anything is unclear, email sales@hilltopdieselperformance.com before ordering.
Where can I find shipping and return information?
Policy links are available in the site footer and checkout. Product-specific restrictions or core requirements are shown in the product description when applicable.
More parts for LB7 Duramax | 2001–2004
Check each product’s exact fitment before ordering.
WC Fab Stage 2 High Flow Intake Kit - Cat Yellow - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Illusion Purple - LB7 Duramax
WC Fab 4" Intake Kit with Air Box - Chevy Orange - LB7 Duramax
