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Baer Brakes S4 Brake System Front 70-73 Ford Mustang 70 Fairlane 70 Falcon 70-74 Maverick 70-71 Torino And 70-73 Mercury Cougar 71-74 Comet 70-71 Montego 70 Cyclone W/OE Drum Brake Spindle Fire Red 11.29 Inch – 4261647FR

Baer Brakes

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  • Baer Brakes S4 front disc brake system, part number 4261647FR, Fire Red caliper
  • Four-piston S4TL caliper with 11.29 inch vented integral hub rotor
  • Covers listed 1970 to 1974 Ford and Mercury vehicles with OE drum brake spindles
  • Lug count 5, bolt pattern 5×4.50, minimum wheel diameter 15.0 inch
  • Includes brackets, braided hoses, bearings and hardware

Description

Overview

The Baer Brakes 4261647FR brings Fire Red S4 front disc brakes to 1970 to 1974 Ford and Mercury vehicles that run drum brake spindles up front. The system uses a 4-piston S4TL caliper on an 11.29 inch vented rotor with an integral hub.

Built on the design approach of Baer’s larger systems but scaled to fit 15 inch wheels, the 11 inch SS4 applies to Ford Mustang, Fairlane, Falcon, Maverick and Torino models and Mercury Comet, Cougar, Cyclone and Montego models, with years in the fitment section. Wheel clearance still needs checking because not every wheel style fits.

Key features

  • Four-piston S4TL caliper, top-loaded for quick and simple pad replacement
  • Hard anodized aluminum pistons with stainless steel abutments and noise suppression clips
  • Dual seals that protect against dust, weather and pressure
  • Powder coated Fire Red finish on a caliper CNC machined from US-sourced forged or billet aluminum
  • Zinc-plated, slotted, drilled 1-piece integral hub rotor
  • Factory-installed bearing races, premium bearings packed with Redline synthetic grease, new dust caps
  • Mounting brackets, braided hoses and hardware in the kit

Caliper and seal care

The caliper is the part that works hardest in a disc system, so routine care keeps it working evenly. Piston seals and dust boots guard against moisture and grit, and a torn boot lets debris reach the piston bore. Check the boots during every pad change and look for leaks around the bleed screw and hose fittings.

Sliding pins need attention too. When pins bind, pads can drag or wear unevenly, which heats the rotor and shortens pad life. Clean the pins, wipe off old grease and reapply a brake-rated lubricant before reassembly. Make sure the pads move freely in their brackets.

The powder coated finish is best cleaned with mild soap and water rather than harsh solvents. Rinsing wheels regularly keeps brake dust off the paint, especially after trail use where grit collects.

  • Piston boots checked for tears
  • Slide pins cleaned and greased
  • Bleed screw and fittings watched for seepage
  • Pads moving freely in their brackets

Specifications

Brand Baer Brakes
Part number 4261647FR
UPC 90127974261
Caliper S4TL, 4-piston, fixed
Caliper color Fire Red
Rotor outside diameter 11.29 inch
Rotor construction Vented, 1-piece integral hub
Rotor thickness 0.94
Rotor surface Slotted, drilled and zinc plated
Lug count 5 lug
Wheel bolt pattern 5×4.50
Wheel stud size 1/2-20 x 2.25 inch
Minimum wheel diameter 15.0 inch
Hose type Braided, DOT approved
Disc brake pad FMSI number 6070012
Template ST168B
Axle Front
Grade Performance
Sold as Kit
Country of origin USA

Vehicle fitment

The fitment covers OE drum brake spindle applications: 1970 Ford Fairlane, 1970 Ford Falcon, 1970 to 1974 Ford Maverick, 1970 to 1973 Ford Mustang, 1970 to 1971 Ford Torino, 1971 to 1974 Mercury Comet, 1970 to 1973 Mercury Cougar, 1970 Mercury Cyclone and 1970 to 1971 Mercury Montego.

The list excludes Ford and Mercury models outside these years, including 1974 Mustangs and Cougars and Torinos from 1972 on. Confirm your vehicle’s year, model and trim before ordering.

Installation notes

Check your spindles first: this system is written for OE drum brake spindles, and no other spindle option is stated. Use Baer’s ST168B template and test the wheel you intend to run before ordering wheels. Installation belongs with a qualified brake technician.

What’s included

The kit includes the Fire Red S4TL caliper, the 11.29 inch 1-piece integral hub rotor with bearing races and premium bearings, mounting brackets, braided brake hoses, dust caps and hardware.

Not included: wheels, which must clear the minimum 15.0 inch diameter and the caliper.

Specification

Shipping weight 67 lbs
Package dimensions 16.25 × 15.5 × 15.5 in
brands

Sold as

Kit

Wheel bolt pattern (in)

5×4.50

Lug nuts

5 Lug

Rotor type

1-Piece Integral Hub

Country of origin

USA

Fitment

VehicleYearsTrims
Ford Fairlane1970All
Ford Falcon1970All
Ford Maverick1970–1974All
Ford Mustang1970–1973All
Ford Torino1970–1971All
Mercury Comet1971–1974All
Mercury Cougar1970–1973All
Mercury Cyclone1970All
Mercury Montego1970–1971All

Use “Select your vehicle” at the top of the page to check this part against your vehicle.

Questions & Answers

Is the Fire Red system a complete front brake kit?

Yes. Baer sells it as a kit that includes the S4TL caliper, the integral hub rotor, mounting brackets, braided hoses and hardware. Wheels are not included.

What are the lug count and bolt pattern?

The kit is listed with 5 lug and a 5x4.50 wheel bolt pattern, with 1/2-20 x 2.25 inch wheel studs. Confirm these match your hub before ordering.

Which Mercury models are covered?

The fitment includes the 1971 to 1974 Mercury Comet, 1970 to 1973 Mercury Cougar, 1970 Mercury Cyclone and 1970 to 1971 Mercury Montego, for vehicles that use OE drum brake spindles.

How can I tell if a caliper is sticking?

Signs include a pull to one side under braking, a hot wheel after a drive, and pads that wear unevenly on one side. A sticking caliper may need its pins cleaned, its boots replaced or the piston freed up. Have a qualified technician inspect it if the symptoms continue.

What tools help with brake caliper maintenance?

A torque wrench, a caliper piston tool, fresh brake fluid and clean rags cover most jobs. A brake-rated lubricant and a soft brush for the caliper bracket also help. Follow the torque specification in your service manual when reassembling.

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