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Spartan Locker for Ford 8.8", 31 spline, includes heavy-duty cross pin shaft | SL F8.8-31 | RANDYS Worldwide

Product Details

The Spartan Locker is a lunchbox locker that delivers reliable, 100% lockup traction at a low cost. It's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!

  • Fits Ford 8.8" with 31 spline axles and 7/8" cross pin shaft
  • Made from 9310 steel for added strength
  • Replaces the spiders in a standard carrier case
  • Mechanical locker delivers reliable 100% lockup

Technical Notes

Warranty Information

Warranty information unavailable

Compatible Differentials


Brand USA Standard Gear
Prop65 Warning WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to
Keywords 31spl,7/8,8.8,F8.8-SL-31,FORD,LOCKER,POSI,PT,SL,SPARTAN
Spline Quantity 31
Ratio 2.00
EndRatio 8.00
UPC 883584170051
ProxyNumber 17005
Width 12.00 in
Length 13.00 in
Depth 3.00 in
Weight 8.0700 lb
Brand: USA Standard Gear

Spartan Locker for Ford 8.8", 31 spline, includes 7/8" cross pin shaft

SL F8.8-31

296 in stock

Warehouse Availability
  • CA 26
  • KY 70
  • MN 0
  • TX 25
  • WA 175

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