Trail-Gear™ 29-Spline Quad-Drilled Pinion Flange





29-Spline Quadruple-Drilled Differential Flange

This forged 5140 chromoly steel 29-spline differential flange is predrilled with the most common Pickup/4Runner and Tacoma driveline patterns.  Fits 8” Toyota differentials with 29-spline pinion gears.  Available with or without installed differential dust shield.

Included bolt patterns:  66mm x 66mm x 11mm, 60mm x 60mm x 10mm, 60mm x 68.3mm x 10mm, & 61.5mm x 70mm x 10mm.

NOTE: Will not fit on 27-spline pinions.


  • Forged SAE 5140 chromoly steel.
  • Fits Toyota 8” Differentials with 29-spline pinions.
  • Quadruple drilled with the most popular Pickup/4Runner & Tacoma Patterns:
  • 66mm x 66mm x 11mm (Tacoma)
  • 60mm x 60mm x 10mm (Pickup/4Runner and TG Heavy Duty Driveline)
  • 60mm x 68.3mm x 10mm
  • 61.5mm x 70mm x 10mm
  • Dust shield pre-installed (304184-1-KIT only)

Application Data:

  • 1979-1995 Toyota Pickup (Rear Diff with 29-spline Pinion)
  • 1985-1996 Toyota 4Runner (Rear Diff with 29-spline Pinion)

Additional information

Weight 1.70 lbs
Dimensions 5 × 5 × 3.5 in

Vehicle Type

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