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Baer Brakes Pro Plus Brake System Front 60-87 Chevy/GMC 2WD 1/2 Ton Trucks W/Wilwood C10 Aluminum Modular Pro Spindles (Also Fits Cpp X10 Spindles) Grabber Blue W/Cpp X10 Spindles W/Wilwood C10 Aluminum Modular Pro Spindles – 4301570GB

Baer Brakes

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  • Baer Brakes Pro Plus brake kit, part 4301570GB, in Grabber Blue with a six-piston caliper for 1960–1986 Chevrolet C10 and GMC 2WD trucks
  • Two-piece 14 inch slotted, drilled, zinc-plated rotor with a billet aluminum hat
  • Rotor designed for most wheels 18 inch or larger, 5×5.00 bolt pattern, 5 lug
  • Mounting brackets, steel braided hoses and hardware are supplied with the kit
  • Spindles are not included; Wilwood C10 Aluminum Modular Pro or Cpp X10 spindles are needed

Description

Overview

The Baer Brakes Pro Plus brake kit, part number 4301570GB, is a Grabber Blue front disc brake system for 1960–1986 Chevrolet C10 and GMC 2WD trucks. It uses a six-piston fixed caliper with a 14 inch two-piece rotor, and the rotor is designed to fit most wheels 18 inch or larger.

Baer Brakes builds the kit in Phoenix, Arizona. The calipers are CNC-machined from US-sourced forged or billet aluminum, and the Grabber Blue powder-coated finish is applied to the caliper for owners running Wilwood C10 Aluminum Modular Pro or Cpp X10 spindles.

Key features

  • Fixed six-piston caliper in a two-piece layout with Grabber Blue powder coating
  • Pistons set in a staggered arrangement to reduce uneven pad wear
  • Stainless steel is used for the pistons, abutments and noise suppression clips
  • Dual seals for dust, weather and pressure
  • Two-piece slotted, drilled, zinc-plated rotor with billet aluminum hat
  • Uses the D0731 pad type; steel braided hoses carry DOT approval

Before you install

A front disc brake upgrade changes more than stopping force at the wheel. Fixed multi-piston calipers clamp the rotor with more even pressure than a stock single-piston arrangement, which helps pedal feel stay consistent under repeated stops. The rotor, pads and caliper work as one system, so matching the pad type to the caliper and rotor matters as much as the caliper itself.

Because this kit is built around aftermarket spindles, the spindles, hubs and bearings should be inspected before installation. Brake lines and the master cylinder are often reviewed at the same time, since a larger caliper can demand more fluid travel. When the truck is lifted or runs a larger tire, check hose routing for clearance at full steering lock.

  • Inspect pads and rotor surfaces for uneven wear at regular intervals
  • Check hose clearance after any wheel or tire change
  • Re-torque caliper and rotor hardware after the first few drives
  • Watch for pulsing, pulling or a soft pedal as signs of trouble

Specifications

Brand Baer Brakes
Part number 4301570GB
UPC 90127878019
Caliper 6-piston, fixed, 6P
Caliper color Grabber Blue
Rotor type Two-piece, vented
Rotor outside diameter 14.0 inch
Rotor thickness 1.15
Rotor surface Slotted, drilled and zinc plated
Hat Billet aluminum
Brake pad FMSI number D0731
Template Q117P
Minimum wheel diameter 18.0 inch
Lug count 5 lug
Wheel bolt pattern 5×5.00
Drive 2WD
Axle Front
Hose material Steel braided, DOT approved
Spindles included No
Grade Performance
Country of origin USA

Vehicle fitment

The kit fits 1960–1986 Chevrolet C10 trucks, 1967–1986 Chevrolet C10 Suburban, 1960–1966 and 1987–1989 Chevrolet Suburban, 1960–1966 GMC 3000, 1975–1978 GMC C15, 1967–1974 GMC C15/C1500 and 1979–1986 GMC C1500 models.

Models outside that list are not covered, including 1987 and newer Chevrolet and GMC C/K pickups apart from the 1987–1989 Suburban, and any 4WD truck. Confirm your vehicle’s year, model and trim before ordering.

Installation notes

The spindles are not supplied, so Wilwood C10 Aluminum Modular Pro or Cpp X10 spindles need to be installed on the truck first. Run template Q117P against the wheel you intend to use, because Baer cannot guarantee fit into every wheel style.

What’s included

Included are the six-piston calipers, two-piece rotors pre-assembled with NAS high grade stainless hardware, all mounting brackets, and steel braided hoses with hardware.

Not included: Spindles. The kit is built for Wilwood C10 Aluminum Modular Pro or Cpp X10 spindles, which must be provided separately.

Specification

Shipping weight 70 lbs
Package dimensions 16.25 × 15.5 × 15.5 in
brands

Sold as

Kit

Wheel bolt pattern (in)

5×5.00

Lug nuts

5 Lug

Rotor type

2-Piece

Country of origin

USA

Fitment

VehicleYearsTrims
Chevrolet C101960–1986All
Chevrolet C10 Suburban1967–1986All
Chevrolet Suburban1960–1966, 1987–1989All
GMC 30001960–1966All
GMC C151975–1978All
GMC C15/C15001967–1974All
GMC C15001979–1986All

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

Questions & Answers

Which GMC years does the 4301570GB kit cover?

It covers 1960–1966 GMC 3000, 1975–1978 GMC C15, 1967–1974 GMC C15/C1500 and 1979–1986 GMC C1500 trucks. Other GMC years fall outside this kit's coverage, so confirm your truck's year, model and trim before choosing it.

Does the Grabber Blue kit include the mounting brackets and hoses?

Yes. The kit includes all mounting brackets, stainless braided hoses and the hardware needed with them. Rotors come pre-assembled with NAS high grade stainless hardware, so the rotor hardware is already assembled.

What is the rotor thickness and surface finish?

The rotor is 1.15 thick with a slotted, drilled and zinc-plated surface. It uses a two-piece design with a billet aluminum hat.

Is the caliper a fixed type with six pistons?

Yes. The caliper is a six-piston fixed type, marked 6P, with staggered pistons and dual seals for dust, weather and pressure. It uses pad type D0731 in this Grabber Blue version.

Are the stock hubs and bearings reused with this kit?

The kit does not include spindles, so the hub and bearing setup depends on the spindles you install. Confirm the hub, bearing and rotor mounting match your chosen spindles before ordering.

How should new pads be bedded in after installation?

Use a series of moderate stops from speed to bed in new pads before normal driving. Avoid hard stops until the pads and rotors have seated evenly, which usually takes several drives.

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