UPDATE: JK Wrangler/Unlimited: Brake Upgrade and Brake and Wheel Accessories Guide

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Did you know that TeraFlex also offers brake upgrades for JK Wrangler/Unlimited models? These brake systems are designed to increase stopping power over the stock braking system. A must when you begin adding larger wheels and tires as well as other off-road gear and accessories.

Brake Upgrades

Delta Brake System w/ High Modulus Bridge

 

The TeraFlex Delta Brake System is the ultimate upgrade for JL and JK Wrangler/Unlimited and JT Gladiator models with oversized and heavier wheels/tire combos requiring increased braking performance. A must for 33-42” tires or heavy-laden overland rigs. Includes all the components required to upgrade both front and rear axles.

JK models require Mopar Master Cylinder & Brake Booster Kit (# P5160050).

4403480 – Delta Brake System – Front & Rear – 8×6.5″

FEATURES/BENEFITS

  • Significantly improved braking performance over factory brake system
  • 100% bolt-on upgrade w/ basic hand tools
  • Balanced front to rear brakes tuned specifically for lifted vehicles
  • Brake bias and piston sizes optimized for JL and JK Wrangler/Unlimited and JT Gladiator models
  • Designed to work w/ stock proportioning valve and ABS
  • 3-year warranty

INCLUDES: (4) High-Modulus 4-Piston Brake Calipers w/ Pads (front, rear), (4) 14” x 1.25” vented and slotted rotors (front, rear), all necessary hardware.

FITS: JL Wrangler/Unlimited | JT Gladiator | JK Wrangler/Unlimited

SPECS:

  • Minimum Wheel Diameter: 17”
  • Back Spacing: 4.75” or less
  • Available Bolt Patterns: 5×5” or 8×6.5”
  • MUST VERIFY FITMENT W/ DOWNLOADABLE TEMPLATE

Check out complete details of the Delta Brake System HERE!

4403450 – Delta Brake System – Front & Rear – 5×5″

APPLICATIONS

REPLACEMENT PARTS

  • JL | JT | JK: Delta Brake Caliper Kit w/ Pads – Front (# 4403401)
  • JL | JT | JK: Delta Brake Caliper Kit w/ Pads – Rear (# 4403402)
  • JL | JT | JK: Delta Rotor Pair – Slotted & Vented – Front (5×5”) (# 4403455)
  • JL | JT | JK: Delta Rotor Pair – Slotted & Vented – Rear (# 4403456)
  • JL | JT | JK: Delta Rotor Pair – Slotted & Vented – Front (8×6.5”) (# 4403485)
  • JL | JT | JK: Delta Rotor Pair – Slotted & Vented – Rear (8×6.5”) (# 4403486)
  • JL | JT | JK: Delta Brake Pad Kit (Front or Rear) (# 4403403)

Front Big Brake Kits

 

The TeraFlex JK: Front Big Brake Kit is vital for JK Wrangler/Unlimited models with oversized and heavier wheel/tire combos requiring increased braking performance. A must for 33–35” tires. 2007-2011 JK models require Mopar Master Cylinder Kit (# 68091278AE)..

This simple bolt-on upgrade doesn’t require cutting, welding, or adapters.

4303400 – JK: Front Big Brake Kit w Vented Rotors – 5×5″ & 5×5.5″

FEATURES & BENEFITS

  • Min. Wheel Diameter: 17”
  • Rotors feature dual bolt patterns: 5×5” and 5×5.5”
  • Improved braking performance over factory brake system
  • 100% bolt-on upgrade w/ basic hand tools
  • Oversized 56mm (2.2”) dual-piston calipers for increased clamping force and surface area
  • Larger 13.3” rotors for superior stopping performance (vs. 11.9” stock rotors)
  • Mill-balanced vented rotors for maximum heat dissipation
  • Composite-resin, semi-metallic pads have excellent full temperature stopping power for maximum initial speed scrub w/ increased pad life and reduce noise and dust
  • Optional slotted rotors offer better gas dissipation than smooth rotors

INCLUDES: dual-piston brake calipers w/ pads (front), 13.3” rotors (front), all necessary hardware.

APPLICATIONS

  • JK: Front Big Brake Kit w/ Smooth Rotors (5×5″ & 5×5.5″)
  • JK: Front Big Brake Kit w/ Slotted Rotors (5×5″ & 5×5.5″)

REPLACEMENT PARTS

  • JK: Rotor – Smooth & Vented – Front – Each (5×5″ & 5×5.5″)
  • JK: Rotor – Slotted & Vented – Front Left (5×5″ & 5×5.5″)
  • JK: Rotor – Slotted & Vented – Front Right (5×5″ & 5×5.5″)
  • JK: Brake Pad Kit – Front Big Brake Kit (All 4

Performance Big Rotor Kits

 

TeraFlex JK: Performance Big Rotor Kits are an affordable upgrade for JK Wrangler/Unlimited models with oversized and heavier wheels/tire combos requiring increased braking performance. A must for 33–35” tires. Available for front or rear brakes.

This simple bolt-on upgrade doesn’t require cutting, welding, or adapters.

4303490 – JK: Front Performance Big Rotor Kit w/ Slotted Rotors – 5×5” & 5×5.5”

FEATURES & BENEFITS

  • Min. Wheel Diameter: 17”
  • Rotors feature dual bolt patterns — 5×5” and 5×5.5”
  • Improved braking performance over factory brake system
  • 100% bolt-on upgrade w/ basic hand tools
  • Brake caliper relocation anchor brackets retain factory brake calipers and pads
  • No brake bleeding or brake line modification needed
  • Larger 13.3” front rotors or 13.5” rear rotors for superior stopping performance (vs. 11.9” stock rotors)
  • Mill-balanced vented front rotors for maximum heat dissipation
  • Mill-balanced finned rear rotors for maximum heat dissipation
  • Optional slotted rotors offer better gas dissipation than smooth rotors

FRONT INCLUDES: brake caliper relocation anchor brackets (front), 13.3” rotors (front), all necessary hardware.

4304460 – JK: Rear Performance Big Rotor Kit w/ Slotted Rotors – 5×5” & 5×5.5″

APPLICATIONS

  • JK: Performance Big Rotor Kit – Front w/ Smooth Rotors (5×5″ & 5×5.5″)
  • JK: Performance Big Rotor Kit – Front w/ Slotted Rotors (5×5″ & 5×5.5″)

REPLACEMENT PARTS

  • JK: Brake Rotor – Smooth & Vented – Front – Each (5×5″ & 5×5.5″)
  • JK: Brake Rotor – Slotted & Vented – Front Left (5×5″ & 5×5.5″)
  • JK: Brake Rotor – Slotted & Vented – Front Right (5×5″ & 5×5.5″)

 

REAR INCLUDES: brake caliper relocation anchor brackets (rear), 13.5” rotors (rear), all necessary hardware.

 

APPLICATIONS

  • JK: Performance Big Rotor Kit – Rear w/ Smooth Rotors (5×5″ & 5×5.5″)
  • JK: Performance Big Rotor Kit – Rear w/ Slotted Rotors (5×5″ & 5×5.5″)

REPLACEMENT PARTS

  • JK: Brake Rotor – Smooth – Rear – Each (5×5″ & 5×5.5″) (# 4304410)
  • JK: Brake Rotor – Slotted – Rear Left (5×5″ & 5×5.5″)
  • JK: Brake Rotor – Slotted – Rear Right (5×5″ & 5×5.5″)

Brake Accessories

Stainless Steel Braided Brake Line Kits

4353310 – JK | TJ 26″ Stainless Steel Braided Brake Line Kit – Front

Our DOT-approved TeraFlex Stainless Steel Braided Brake Line Kits prevent line expansion to maintain a firm pedal feel. All brake lines are longer than stock to work with our lift kits. Stainless brake lines are made to MVSS-1006 specifications. Sold in pairs with all mounting hardware.

  • JK | TJ: 26” Stainless Steel Braided Brake Line Kit – Front
  • JK: 30” Stainless Steel Braided Brake Line Kit – Rear

 

 

 

Brake Line Anchor Kits

 

1101356 – Brake Line Anchor Kit w/ 5 Mounting Holes – Front or Rear

TeraFlex’s universal Brake Line Anchors properly locate your brake line for safe tire clearance during full suspension movement. The secure mounting eliminates unnecessary movement of the flexible brake line and/or ABS/wheel speed sensor.

 

 

Brake Line Extension Kit – Rear

4304400 – JK: Rear Brake Line Relocation Kit

The TeraFlex JK: Rear Brake Line Relocation Kit allows the factory rear brake lines to be retained on JK Wrangler/Unlimited models with up to a 3” lift. The relocation bracket bolts to the frame effectively lowering the mounting point of the hard brake line by 3.25 inches. Doesn’t require opening the brake line system.

  • JK: Brake Line Relocation Kit – Rear

Wheel Accessories

1.25″ Wheel Offset Adapter Kits

1055020 – 1.25″ Wheel Offset Adapter Kit – 5×5.5″ to 5×5.5″– Pair

These TeraFlex 1.25” Wheel Offset Adapter Kits provide a 1.25” offset for factory wheels for additional tire clearance when turning. Works with 8” wide or wider wheels with 4” or less backspacing. Made from 6061-T6 aluminum.

 

INCLUDES: (2) wheel offset adapters w/ pressed-in wheel studs, (10) spacer lug nuts.

  • TJ: 1.25” Wheel Offset Adapter Pair – 5×4.5” to 5×4.5”
  • JK: 1.25” Wheel Offset Adapter Pair – 5×5” to 5×5″
  • 1.25” Wheel Offset Adapter Pair – 5×5.5” to 5×5.5”
  • TJ: 1.25” Wheel Offset Adapter Pair – 5×4.5” to 5×5”
  • JL | JT: 1.75″ Wheel Offset Adapter Pair – 5×5″ to 5×5″

Spline Drive Lug Nut Kits

1051916 – Spline Drive Lug Nut Kit – 9-16″x18 – Black – 36 pcs

Spline drive lug nuts maximize thread engagement, increase wheel security, and improve appearance. Works with aftermarket wheels requiring a smaller outside diameter lug nut. Includes a splined security key.

Available in either a 23-piece set (plus security key with 1/2” x 20 thread for factory 5-lug wheel studs or a 36-piece set (plus security key) with 9/16” x 18 thread for common 8-lug wheel studs.

  • Spline Drive Lug Nut Kit – 1/2”x20 – Chrome – 23 Pcs
  • Spline Drive Lug Nut Kit – 1/2”x20 – Black – 23 Pcs
  • Spline Drive Lug Nut Kit – 9/16”x18 – Chrome – 36 Pcs
  • Spline Drive Lug Nut Kit – 9/16”x18 – Black – 36 Pcs

— — — SKUs, components, and pricing are subject to change. See the website descriptions for the latest information. — — —

Check out all our TeraFlex Suspensions Lifts, Off-Road Performance Parts, and Jeep Accessories HERE!

— Words by Jason Udy

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