Home/Heavy-Duty Truck Transmission Parts/GSF-0621 Mack SHIFT FORK
Mack SHIFT FORK

GSF-0621 Mack SHIFT FORK

Commercial diesel transmission. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
$163.44$177.77 Save $14.33
In Stock
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Provide every identifier you have. A specialist will use these details to confirm the application before fulfillment.

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PAI Part #GSF-0621
JAK'S Part #JAKS-GSF-0621
Not sure it's the right fit? Call a specialist
(720) 445-6249
Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy
Complete The Rebuild

Suggested Additional Parts

Commonly sold with this product. These parts are sold separately.

  1. Mack TRANSMISSION GASKET KIT
    GGS-3970Mack TRANSMISSION GASKET KIT In stock
    $41.30View ›
  2. Mack SHIFTER
    GSF-0623Mack SHIFTER In stock
    $76.71View ›
  3. Mack CLUTCH GEAR
    GGB-2531Mack CLUTCH GEAR In stock
    $144.23View ›
  4. Mack THRUST WASHER (Pack of 2)
    GWA-5981Mack THRUST WASHER (Pack of 2) In stock
    $49.48View ›
  5. Mack TRANSMISSION GASKET KIT (Pack of 5)
    GGS-3970-016Mack TRANSMISSION GASKET KIT (Pack of 5) In stock
    $14.70View ›
GSF-0621 Mack SHIFT FORK
BrandPAI Industries

SHIFT FORK

Fits:

  • MACK TRL-107 TRANSMISSION 5-SPEED
  • MACK TRL-1076/1078 TRANSMISSION 5-SPEED
  • MACK TRXL-107 TRANSMISSION 6-SPEED
  • MACK TRDXL-107 TRANSMISSION 6-SPEED
  • MACK TRDL/TRDLG-107,1070 TRANSMISSION 10-7 SPEED

OEM cross-references:

  • MACK 25121324
  • MACK 575KB394F
  • MACK 575KB394E
  • MACK 575KB394G
  • MACK 575KB394H
  • PAI GSF-0621

Warranty: 24 months