DEFEO is not affiliated with or sponsored by Allison Transmission, Inc. and is NOT an authorized Allison dealer or OEM manufacturer for Allison Transmission, Inc. XCALLIBER is a DEFEO brand for its line of refurbished Allison brand transmissions and Xcalliber Performance Parts for Allison Transmissions and is NOT in any way affiliated with, sponsored by, or otherwise endorsed by Allison Transmission, Inc. DEFEO has a vast product line consisting of NEW aftermarket parts, refurbished Allison parts, surplus Allison parts; good used parts, as well as refurbished Allison transmissions. Part numbers are strictly used for identification purposes only, and in no way indicates a part is an OEM part unless specifically identified as such.
