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Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

Zumbrota Drivetrain®
RTC4473G-1 BW4473 Transfer Case for GM 03-10 Express 1500/2500

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$2,265.99

+ $1050.00 Refundable Core Charge

Manufacturer #RTC4473G-1
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Highlights

Location:
Rear
Notes:
(27) Spline Input
Warranty:
2-year or unlimited-mileage Zumbrota Drivetrain limited warranty
Quantity Sold:
Assembly
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Condition:
Remanufactured
Product Fit:
Direct Fit
Recommended Use:
OE Replacement

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
2003 Chevrolet Express 2500
LS
All Engines
AWD; Bw4473; 27 Spline Input; Slip Yoke Style Rear Output Shaft; Internal Splined Front Output Shaft; Tag Number: 12577405; 12579766; 12581473; 12589602; 15745996; 24232846; 24234170; 24236035; 24237892; 24240839; 24243305; 24246035; 24246930
2003-2005 Chevrolet Express 2500
Base
All Engines
AWD; Bw4473; 27 Spline Input; Slip Yoke Style Rear Output Shaft; Internal Splined Front Output Shaft; Tag Number: 12577405; 12579766; 12581473; 12589602; 15745996; 24232846; 24234170; 24236035; 24237892; 24240839; 24243305; 24246035; 24246930
2003-2012 Chevrolet Express 1500
Base
All Engines
AWD; Bw4473; 27 Spline Input; Slip Yoke Style Rear Output Shaft; Internal Splined Front Output Shaft; Tag Number: 12577405; 12579766; 12581473; 12589602; 15745996; 24232846; 24234170; 24236035; 24237892; 24240839; 24243305; 24246035; 24246930
2003-2012 Chevrolet Express 1500
LS
All Engines
AWD; Bw4473; 27 Spline Input; Slip Yoke Style Rear Output Shaft; Internal Splined Front Output Shaft; Tag Number: 12577405; 12579766; 12581473; 12589602; 15745996; 24232846; 24234170; 24236035; 24237892; 24240839; 24243305; 24246035; 24246930
2006-2012 Chevrolet Express 1500
LT
All Engines
AWD; Bw4473; 27 Spline Input; Slip Yoke Style Rear Output Shaft; Internal Splined Front Output Shaft; Tag Number: 12577405; 12579766; 12581473; 12589602; 15745996; 24232846; 24234170; 24236035; 24237892; 24240839; 24243305; 24246035; 24246930

Product Information

ZUMBROTA DRIVETRAIN OE REPLACEMENT TRANSFER CASE

Swap out your failed transfer case with the exact fit and meticulously manufactured and tested build offered by Zumbrota Drivetrain’s OE replacement transfer case. With their complete line of transmissions, differentials, transfer cases and related components, Zumbrota Drivetrain is committed to meeting their customers’ needs with quality, affordability and expert assistance.

  • Exact fit to directly replace your original transfer case – no hassle to install
  • Remanufactured or all-new
  • Remanufactured products put through stringent reman procedures
    • Housings and top covers thoroughly cleaned with state-of-the-art hydro-blasting and rinsing
    • Meticulously inspected pre-build, during remanufacturing process and post-build
    • Viscous couplers (if applicable), seals, bearings, etc. replaced with all-new components
  • All transfer cases have undergone comprehensive inspection and testing
  • Vast assortment of domestic and import vehicles covered

NOTE: Core return included in checkout price.

Your VIN is required to complete the transaction. Upon checkout and to minimize any delay in shipment, kindly include valid phone number enabling our agent to contact you or you may call us between 9:30am-6pm CST Monday-Friday or 9:00am-5:00pm CST Saturday at 1-866-529-4359 to get the needed information added to your order.

Instructions for Returning the Core:

1. Do not disassemble the core.

2. Completely drain the core.

3. Place core in original shipping tote and include all hardware with core return.

4. Once core is ready for pick-up, visit https://www.zumbrotadrivetrain.com/core-return and fill out the Core Return form. If an e-mail address is provided, a confirmation will be received once form is submitted.

5. For all residential core pick-ups, you will be contacted to arrange an estimated day and time for pick-up. A Bill of Lading will be provided and will need to be presented to the driver upon arrival.

6. For all commercial core pick-ups, the soonest pick-up will be scheduled and no contact is made to the customer.

* For any additional questions, please contact Zumbrota at cores@zumbrotadrivetrain.com or 1-800-658-2537 ext. 145.
Need help?Call our product expert1-866-529-0412
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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

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