![GM Proportioning Valve Kit for Disc/Drum Applications [Left/Driver Side]](https://www.jegs.com/images/mini_750/500/555/555-631298.jpg)
GM Proportioning Valve Kit for Disc/Drum Applications [Left/Driver Side]
- Steel Lines
- Dash Warning Light Connector
- Proportioning Valve Sensor Wire
JEGS 555-631298 is designed to be used in the stock configuration on vehicles with disc/drum brakes. Recommended when large-port GM master cylinder is on the firewall. For use with 1/2 in. and 9/16 in. Port Master Cylinders.
Items You Need

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female Ends x 1/8 in. NPT Female
Part Number : 555-63072
![Brass Brake Line Adapter Fitting [3/16 in. Male x 1/4 in. Female]](https://www.jegs.com/images/mini_200/500/555/555-63077.jpg)
JEGS
Brass Brake Line Adapter Fitting [3/16 in. Male x 1/4 in. Female]
Part Number : 555-63077

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female
Part Number : 555-63080

JEGS
Brass Adapter 1/8 in. NPT x 3/8 in.-24 Inverted Flare Female
Part Number : 555-63081

JEGS
Brass 90 Degree Fitting 1/8 in. NPT x 3/8 in.-24 Inverted Flare Female
Part Number : 555-63082

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female
Part Number : 555-63083

JEGS
Brass Union Fitting 3/8 in.-24 Inverted Flare Female
Part Number : 555-63085

JEGS
Brake Proportioning Valve Bleeder Tool for GM Proportioning Valves 555-631290 and 555-631292
Part Number : 555-63200
![Fender Cover with Pocket [23 in. W x 31 1/2 in. L]](https://www.jegs.com/images/mini_200/500/555/555-65010.jpg)
JEGS
Fender Cover with Pocket [23 in. W x 31 1/2 in. L]
Part Number : 555-65010
![Industrial Strength Cleaner and Degreaser [1 Gallon]](https://www.jegs.com/images/mini_200/500/555/555-72302.jpg)
JEGS
Industrial Strength Cleaner and Degreaser [1 Gallon]
Part Number : 555-72302
![3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80077.jpg)
JEGS
3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]
Part Number : 555-80077
![Round Magnetic Parts Tray [5 1/2 in. Round]](https://www.jegs.com/images/mini_200/500/555/555-80080.jpg)
JEGS
Round Magnetic Parts Tray [5 1/2 in. Round]
Part Number : 555-80080

JEGS
Pro Style Small Tubing Bender Up to 180° Angles
Part Number : 555-80089
![Workbench Utility Mat [24 in. x 16 in.]](https://www.jegs.com/images/mini_200/500/555/555-80170.jpg)
JEGS
Workbench Utility Mat [24 in. x 16 in.]
Part Number : 555-80170
![Heavy-Duty Nitrile Gloves [7 mils Thick, Large]](https://www.jegs.com/images/mini_200/500/555/555-1124.jpg)
JEGS
Heavy-Duty Nitrile Gloves [7 mils Thick, Large]
Part Number : 555-1124
![Ceramic Disc Brake Grease [8 oz.]](https://www.jegs.com/images/mini_200/500/555/555-28007.jpg)
JEGS
Ceramic Disc Brake Grease [8 oz.]
Part Number : 555-28007

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female Ends x 1/8 in. NPT Female
Part Number : 555-63072
![Brass Brake Line Adapter Fitting [3/16 in. Male x 1/4 in. Female]](https://www.jegs.com/images/mini_200/500/555/555-63077.jpg)
JEGS
Brass Brake Line Adapter Fitting [3/16 in. Male x 1/4 in. Female]
Part Number : 555-63077

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female
Part Number : 555-63080

JEGS
Brass Adapter 1/8 in. NPT x 3/8 in.-24 Inverted Flare Female
Part Number : 555-63081

JEGS
Brass 90 Degree Fitting 1/8 in. NPT x 3/8 in.-24 Inverted Flare Female
Part Number : 555-63082

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female
Part Number : 555-63083

JEGS
Brass Union Fitting 3/8 in.-24 Inverted Flare Female
Part Number : 555-63085

JEGS
Brake Proportioning Valve Bleeder Tool for GM Proportioning Valves 555-631290 and 555-631292
Part Number : 555-63200
![Fender Cover with Pocket [23 in. W x 31 1/2 in. L]](https://www.jegs.com/images/mini_200/500/555/555-65010.jpg)
JEGS
Fender Cover with Pocket [23 in. W x 31 1/2 in. L]
Part Number : 555-65010
![Industrial Strength Cleaner and Degreaser [1 Gallon]](https://www.jegs.com/images/mini_200/500/555/555-72302.jpg)
JEGS
Industrial Strength Cleaner and Degreaser [1 Gallon]
Part Number : 555-72302
![Penetrating Oil [11 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/600/639/639-11043.jpg)
LUCAS OIL
Penetrating Oil [11 oz. Aerosol Can]
Part Number : 639-11043
![Brake and Parts Cleaner [14 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/500/555/555-72312.jpg)
JEGS
Brake and Parts Cleaner [14 oz. Aerosol Can]
Part Number : 555-72312
![3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80077.jpg)
JEGS
3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]
Part Number : 555-80077
![Round Magnetic Parts Tray [5 1/2 in. Round]](https://www.jegs.com/images/mini_200/500/555/555-80080.jpg)
JEGS
Round Magnetic Parts Tray [5 1/2 in. Round]
Part Number : 555-80080

JEGS
Pro Style Small Tubing Bender Up to 180° Angles
Part Number : 555-80089
![Workbench Utility Mat [24 in. x 16 in.]](https://www.jegs.com/images/mini_200/500/555/555-80170.jpg)
JEGS
Workbench Utility Mat [24 in. x 16 in.]
Part Number : 555-80170
![Heavy-Duty Nitrile Gloves [7 mils Thick, Large]](https://www.jegs.com/images/mini_200/500/555/555-1124.jpg)
JEGS
Heavy-Duty Nitrile Gloves [7 mils Thick, Large]
Part Number : 555-1124
![Ceramic Disc Brake Grease [8 oz.]](https://www.jegs.com/images/mini_200/500/555/555-28007.jpg)
JEGS
Ceramic Disc Brake Grease [8 oz.]
Part Number : 555-28007

JEGS
Brass Tee Fitting 3/8 in.-24 Inverted Flare Female Ends x 1/8 in. NPT Female
Part Number : 555-63072
![Brass Brake Line Adapter Fitting [3/16 in. Male x 1/4 in. Female]](https://www.jegs.com/images/mini_200/500/555/555-63077.jpg)
JEGS
Brass Brake Line Adapter Fitting [3/16 in. Male x 1/4 in. Female]
Part Number : 555-63077
ITEM YOU MAY ALSO CONSIDER
![Brake Proportioning Valve for Disc/Drum Applications [GM]](https://www.jegs.com/images/mini_200/500/555/555-631290.jpg)
JEGS
Brake Proportioning Valve for Disc/Drum Applications [GM]
Part Number : 555-631290
![Brake Proportioning Valve for Disc/Drum Applications, Chrome [GM]](https://www.jegs.com/images/mini_200/500/555/555-631294.jpg)
JEGS
Brake Proportioning Valve for Disc/Drum Applications, Chrome [GM]
Part Number : 555-631294
![O.E. Style Proportioning Valve/Distribution Block GM [for Disc/Drum Applications]](https://www.jegs.com/images/mini_200/500/555/555-631302.jpg)
JEGS
O.E. Style Proportioning Valve/Distribution Block GM [for Disc/Drum Applications]
Part Number : 555-631302
![Chrome Proportioning Valve Kit 2018, 2019, 2023, 2024 Master Cylinder [Disc/Drum]](https://www.jegs.com/images/mini_200/900/908/908-2302na.jpg)
TUFF STUFF
Chrome Proportioning Valve Kit 2018, 2019, 2023, 2024 Master Cylinder [Disc/Drum]
Part Number : 908-2302NA
![Brass Proportioning Valve Kit 2020, 2021, 2025, 2026 Master Cylinder [Disc/Disc]](https://www.jegs.com/images/mini_200/900/908/908-2304nb.jpg)
TUFF STUFF
Brass Proportioning Valve Kit 2020, 2021, 2025, 2026 Master Cylinder [Disc/Disc]
Part Number : 908-2304NB

RIGHT STUFF
Proportioning Valve 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PV71

RIGHT STUFF
Proportioning Valve 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PV71C

RIGHT STUFF
Proportioning Valve Kit 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PVK71

RIGHT STUFF
Proportioning Valve Kit 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PVK71C

RIGHT STUFF
Proportioning Valve 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PV71

RIGHT STUFF
Proportioning Valve 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PV71C

RIGHT STUFF
Proportioning Valve Kit 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PVK71

RIGHT STUFF
Proportioning Valve Kit 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PVK71C
![Brake Proportioning Valve for Disc/Drum Applications [GM]](https://www.jegs.com/images/mini_200/500/555/555-631290.jpg)
JEGS
Brake Proportioning Valve for Disc/Drum Applications [GM]
Part Number : 555-631290
![Brake Proportioning Valve for Disc/Drum Applications, Chrome [GM]](https://www.jegs.com/images/mini_200/500/555/555-631294.jpg)
JEGS
Brake Proportioning Valve for Disc/Drum Applications, Chrome [GM]
Part Number : 555-631294
![O.E. Style Proportioning Valve/Distribution Block GM [for Disc/Drum Applications]](https://www.jegs.com/images/mini_200/500/555/555-631302.jpg)
JEGS
O.E. Style Proportioning Valve/Distribution Block GM [for Disc/Drum Applications]
Part Number : 555-631302
![Chrome Proportioning Valve Kit 2018, 2019, 2023, 2024 Master Cylinder [Disc/Drum]](https://www.jegs.com/images/mini_200/900/908/908-2302na.jpg)
TUFF STUFF
Chrome Proportioning Valve Kit 2018, 2019, 2023, 2024 Master Cylinder [Disc/Drum]
Part Number : 908-2302NA
![Brass Proportioning Valve Kit [Disc/Drum]](https://www.jegs.com/images/mini_200/900/908/908-2302nb.jpg)
TUFF STUFF
Brass Proportioning Valve Kit [Disc/Drum]
Part Number : 908-2302NB
![Brass Proportioning Valve Kit 2020, 2021, 2025, 2026 Master Cylinder [Disc/Disc]](https://www.jegs.com/images/mini_200/900/908/908-2304nb.jpg)
TUFF STUFF
Brass Proportioning Valve Kit 2020, 2021, 2025, 2026 Master Cylinder [Disc/Disc]
Part Number : 908-2304NB

RIGHT STUFF
Proportioning Valve 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PV71

RIGHT STUFF
Proportioning Valve 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PV71C

RIGHT STUFF
Proportioning Valve Kit 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PVK71

RIGHT STUFF
Proportioning Valve Kit 1954-2000 GM Car/Truck (Front Disc Conversion)
Part Number : 965-PVK71C
![Brake Proportioning Valve for Disc/Drum Applications [GM]](https://www.jegs.com/images/mini_200/500/555/555-631290.jpg)
JEGS
Brake Proportioning Valve for Disc/Drum Applications [GM]
Part Number : 555-631290
![Brake Proportioning Valve for Disc/Drum Applications, Chrome [GM]](https://www.jegs.com/images/mini_200/500/555/555-631294.jpg)
JEGS
Brake Proportioning Valve for Disc/Drum Applications, Chrome [GM]
Part Number : 555-631294
![O.E. Style Proportioning Valve/Distribution Block GM [for Disc/Drum Applications]](https://www.jegs.com/images/mini_200/500/555/555-631302.jpg)
JEGS
O.E. Style Proportioning Valve/Distribution Block GM [for Disc/Drum Applications]
Part Number : 555-631302
REPLACEMENT PARTS

JEGS
Proportioning Valve Sensor Wiring Pigtail
Part Number : 555-63201
⚠️ Warning
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.




