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Chevrolet 17803785 Transmission Asm,Auto (8Skd) (Goodwrench Remanufacture)

2008 Chevrolet Trailblazer

Customer Questions & Expert Answers (2)
17803785 GM Transmission Asm,Auto (8Skd) (Goodwrench Remanufacture) Illustration 1 of 1
  • Part Description
    Transmission, Manual(6, Speed)
  • Replaces
    12491675
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Chevrolet
    Manufacturer Part Number17803785
    Part DescriptionTransmission, Manual(6, Speed)
    Item Dimensions48.0 x 22.8 x 24.6 inches
    Item Weight118.80 Pounds
    ConditionRemanufactured
    Fitment TypeDirect Replacement
    Replaces12491675
    ManufacturerGeneral Motors
    SKU17803785
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    2008 Chevrolet Trailblazer8 Cyl 6.0L4 DOOR
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 17803785 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What are the final steps after securing the Transmission Assembly for the 2008 Chevrolet Trailblazer? Posted by Scottie A.
    A:
    Install the transmission dipstick tube and seal, then install and securely tighten the transmission-to-engine bolts. Raise the rear of the transmission and install the cross member, then remove the jacks. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Apr 05, 2026

Genuine GM Part 17803785, the Right Choice

To ensure reliability, purchase GM part # 17803785 Transmission Asm,Auto (8Skd) (Goodwrench Remanufacture). It is sometimes referred to as Chevrolet Transmission Assembly. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Chevrolet Trailblazer models.

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