|9.5" Ford Drag Race Combo with 40 spline steel spool and 9310 Ring & Pinion. Choose between ratios; 4.11 or 4.29.|
40 spline spool has 2.25" journal size
Xtreme Gear PRO gear
sets are manufactured from the finest heat treated 9310 steel.
Special Offset Steel Spool is included in this purchase