GFX is now offering a new internal wire harness for Allison 1000/2000/2400 transmissions, model years 2004 and 2005. It is a wire harness seven solenoid type Gen 3. It replaces OEM part no. 29539792. The post GFX offers wire harness for 2004, 2005 Allison transmissions appeared first on Transmission Digest.