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Boom Racing Complete Assembled BRX70 Portal PHAT Axles


Presenting the Complete Assembled BRX70 Portal PHAT Axles.

If you are looking for narrow axles for your next scale truck build, check out our latest BRX70 portal axles! This is a top-of-the-line heavy-duty narrow portal axle with many built-in performance features.
  • Additional 15mm / 0.59" ground clearance at the pumpkin over BRX70 straight axle
  • Leaf spring over and under the axle housing option
  • CNC aluminum portal knuckle/lockout & cover
  • BADASS heavy-duty steel front universal/rear driveshafts and portal driveshafts for ultimate durability and strength for the axle drivetrain
  • Four heavy-duty hardened steel metal gears in each portal gearbox
  • Narrow axle setup for super scale builds and smaller 1/10 bodies
  • Cast PHAT axle housing - strong, durable, and heavy which keeps the CG low
  • Anti-twist steel brackets (0 deg) for added axle strength
  • Reversible axle gear in the housing (swap gear to the opposite side for counter rotation center drivetrain setup)
  • Triangular keyed AR44 (30/8T) high pinion gear & input shaft (optional overdrive and underdrive gears available)
  • Chassis Mounted Servo (CMS) and Axle Mounted Servo (AMS) setup option
  • CNC aluminum truss included for 3-Link and a 4-Link setup
  • Detachable knuckle lever for Behind-The-Axle steering setup option
  • Compatible with PHAT Axle brake disc and caliper (requires optional adapter)
  • Adjustable caster angle for additional steering adjustability
  • High steering angle - over 45 degrees
  • Removable third member for 6x6 / 8x8 pass-thru option
  • Third member high pinion angle for better clearance
  • Counter rotation stainless steel steering link for quick adjustments
  • Full rubber sealed bearings
  • Full 12.9-grade hardware
  • Width: 160.4mm / 6.31" pin-to-pin (both front and rear)
  • Requires 44mm / 1.73" wheel barrel clearance (to clear the entire portal gearbox)
  • Portal gearbox ratio: 1:1
  • Weight: 306.3g (front) / 250g (rear)















Author:Joel Berones

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