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12" Rear SS4 Brake System
Baer DOT4 Brake Fluid, 16.9oz

12" Rear SS4 Brake System

This system features the S4 4-piston caliper mounted to a 12.44", 1 piece, slot/drill/zinc plated non-vented rotor. The S4 caliper has dust and weather seals and uses the popular DR41 or HB540 pad type. Caliper brackets incorporate Baer's unique Verislide design and includes all brackets and mounting hardware. This system fits most 16” or larger wheels.

| Rotor Size/Type:
12.44" x .477" (non-vented), 1-piece
| Replacement Rotors:
6919207 (Left) / 6929207 (Right)

| Caliper/Piston Count/Mount Type:
S4 / 4-piston / Lug
| Replacement pads:
| Minimum Wheel Size:
16" (Use template to verify fitment, link below)
| Includes:
Calipers, Brake pads, Rotors, Brackets and system hardware. System incorporates Baer's unique Verislide design allowing the calipers to float with the factory c-clip axles.
| Notes:
Designed to be used with stock 2007-17 Jeep JK, OE rear end and axles. Does not include brake hoses. Re-uses factory park brake. 
| Applications:
- 2007-17 Jeep Wrangler JK
Many more custom colors available.  Check out our custom caliper color page click here.
Please contact us direct for additional information.
Unsure of what body code your vehicle is?

Our price: $995.00


| Why Purchase the SS4?

  • 1-piece directionally vaned rotor
  • Perfect match for our Track4 front brake system
  • 4-piston (S4) caliper that offers a piston area comparable to many 6-piston calipers
  • 12" rotors will fit some 15" and most 16" wheels (verify with a template)
  • Standard colors are Red, Black or Silver (Custom colors and finishes also available)

| The S4 Caliper Features:

  • 4-piston, 2-piece design with 4, 10mm cross bolts for maximum stiffness
  • Stainless steel abutments and noise suppression springs
  • Hard anodized aluminum pistons
  • Internal crossover design
  • Dual seals (dust/weather and pressure) 
  • Uses a common 4 piston pad for easy replacements
  • Red, Black or Silver Powder Coat Finish (custom colors available)
  • Machined logo that is hand painted
  • Uses banjo style fittings, Baer does not use any pipe thread
  • 100% MADE IN USA with US sourced material
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