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Jeep JK/JKU Rear Performance Big Rotor Kit 07-18 Wrangler JK/JKU TeraFlex

SKU 4304450
Original price $491.99 - Original price $491.99
Original price
$491.99 - $491.99
Current price $491.99

The TeraFlex JK/JKU Rear Performance Big Rotor Kit is an affordable upgrade for JK Wrangler and JKU Wrangler Unlimited models requiring increased braking performance with oversized - and heavier - wheels and 33-35 inch tires. This simple bolt-on upgrade doesn't require cutting or welding.

  • JK Wrangler (2-door)
  • JKU Wrangler Unlimited (4-door)


  • Rear brake caliper relocating anchor brackets - pair
  • Rear brake rotors - pair
  • Sold As A Kit

Features and Benefits:

  • Improved braking performance over factory brake system
  • Brake caliper relocating anchor brackets retain factory brake calipers and pads
  • No brake bleeding or brake line modification required
  • Retains internal factory parking brake
  • Larger 13.3 inch (338mm) rotors for superior stopping performance
  • Mill-balanced vented rotors for maximum heat dissipation
  • External cooling fins for maximum heat dissipation
  • Rotors feature dual bolt patterns - 5 x 5 inch and 5 x 5.5 inch
  • 100 percent bolt-on upgrade for easy installation


  • Requires a minimum of 17 inch diameter wheels
  • An 8-lug option is available but must be purchased in combination w/ the TeraFlex Full-Float Kit (P/N 3043000 or P/N 3043200)
  • For more heat dissipation Rear Performance Slotted Big Rotor Kit (P/N 4304460) also available
  • Install Time: 1 Hour
  • SKU: 4304450