ZF 6 Speed for Ford S6-650 & S6-750

ZF 6 Speed

The price is $3,100 + $2,000 core charge. If you would like to get out of the core charge you can send yours in first. Shipping is free both ways.

ZF S6-650

1999 – 2003 Ford Super Duty, 7.3L Power Stroke
2001 – 2006 GMC Sierra/Chevrolet Silverado, 6.6L Duramax

ZF S6-750

2003 – 2010 Ford Super Duty, 6.0L & 6.4L Power Stroke

Rebuilt Transmission comes with:

  • Completely cleaned and inspected
  • Comes with new bearings, seals and synchros
  • 100% New and like-new internal parts
  • Unit is dyno tested
  • Two year, 24,000 mile warranty
  • Free Shipping & Free Core Return

The ZF 6 Speed is a German ZF Friedrichshafen AG engineering design, This transmission is an end loaded aluminum case with integrated bell housing.  The fully synchronized transmissions are quiet, offer smooth shifting with positive engagements, and have not been the subject of re-occurring problems.

Shifting on his own – comfortably and efficiently – ZF provides a manual transmission with premium qualities: the manual 6-speed transmission combines ease of use with efficient transmission power. It offers shifting comfort on the highest level to the driver, and by means of numerous technical details, it provides lower fuel consumption at the same time.

Advantages

  • High shift comfort through low operating forces, short and precise shift paths
  • Compact construction, weight reduction through lightweight design
  • Very good efficiency
  • Optimal coordination and synchronization
  • Flexible transmission ratio, and adaptable depending on the passenger car engine type

Tag number will be needed when ordering. You will find the identification tag on the left side of the transmission case.

Specifications:

Speed Ratios:

1st gear – 5.79 to 1
2nd gear – 3:30 to 1
3rd gear – 2:10 to 1
4th gear – 1:31 to 1
5th gear – 1:00 to 1
6th gear – 0.72 to 1
Reverse – 5:23 to 1

Torque Rating:

ZF S6-650 – 520 foot pounds
ZF S6-750 – 560 foot pounds

Synchronized in all forward gears and reverse.

Ford S6-650 Diesel

• Model Year 1999 – 2000
• Application 7.3L Diesel
• 5.79-0.72 ratio
• Internal oil pump for lubrication and cooling
• Rated to 500 ft-lbs input torque
• Wt: 235 lbs
• 4WD: 24 spl output

S6-650 High Torque Diesel

• Model Year 2001 – current
• Application 7.3L Diesel
• 5.79-0.72 ratios
• Internal oil pump for lubrication and cooling
• Rated to 520 ft-lbs input torque
• GCW 26,000 lbs.
• Wt: 235 lbs
• 4WD: 24 spl output

Ford S6-650 Gas

• Model Year 2002
• Application 6.8/5.4 Gas
• 5.79-0.72 ratio
• 4WD: 24 spl output
• OAL 842mm to flange 2WD

Call 888-316-2940 or email us at info@high-impact.net for questions or to order.