Output Shafts

300M 2-Piece Output Shafts These new heavy duty output shafts feature a unique 2-piece design with an extended bearing surface. They are gun-drilled to save weight with no governor or speedometer support. A “must have” for your T-400 when high horsepower meets heavy weight or rear gear is numerically low. This strong, affordable option is easily installed and can be purchased outright or as an upgrade option in your next ATI 400 transmission. T400 300M Output Shafts * Overall Length Spline Length Part # Price   STANDARD LENGTH - 300M MATERIAL 9.188" 4.678" 406025 $489.00 POWERGLIDE LENGTH - 300M MATERIAL 8.688" 4.178" 406025P $489.00 4X4 LENGTH - 300M MATERIAL 6.920" 2.410" 406025S $489.00 4X4 SUPER SHORT LENGTH - 300M MATERIAL 5.250" 2.675" 406025SS $489.00 * No speedo or governor supported 4L80E / 4L85E 300M Outputs * Overall Length Spline Length Part # Price   2-PIECE OUTPUT SHAFT - OEM LENGTH 8.107" 3.597" 705240 $499.00 2-PIECE OUTPUT SHAFT - SHORTENED FOR USE WITH T400 EXTENSION HOUSING 6.260" 3.685" 705241* $469.00 * Reduces the overall length of the 4L85E by 1.847, requires use of a T400 4” extension housing, Part #701935. T400 4340 Forged Output Shafts ATI’s new forged 4340 1-piece output shaft is a brand new replacement shaft. Featuring extra-long splines and markings so that it can be cut to Powerglide length all the way to the shortest 4x4 length. It accepts standard speedometer gears and has a bushing. Available with and without Governor Gear. Play Video ATI's new T400 output shaft is made from forged 4340 steel to handle anything thrown at it! Description Part # Price Purchase T400 FORGED 4340 OUTPUT W/ BUSHING - WITH GOV GEAR 406028 $199.00 T400 FORGED 4340 OUTPUT - OEM LENGTH W/ BUSHING - NO GOV GEAR 406027 $189.00 T400 FORGED 4340 OUTPUT - PG LENGTH W/ BUSHING - NO GOV GEAR 406027P $189.00