Gaskets & Sealing Systems for 2012 GMC Sierra 3500 HD
Categories
- Aero Ground Effects & Body Kits
- Back Panel
- Box Rails
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Cab Assembly
- Cargo Area
- Center Console
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pick UP Box
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor - Cab
- Frame
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hood
- Hood & Components
- Horns
- Information Labels
- Instrument Panel
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Rear Door
- Jack & Components
- Labels
- Lock & Hardware
- Luggage Carrier
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Overhead Console
- Pick UP Box Components
- Quarter Panel
- Radiator Support
- Rear Body
- Rear Door
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spare Tire Carrier
- Splash Shields
- Steering Wheel
- Sunroof
- Switches, Solenoids & Actuators
- Tail Gate
- Tailgate
- Tailgate & Midgate
- Trailer Hitch Components
- Truck Box
- Truck Cab
- Uniside
- Wiper & Washer Components
- Wire, Cable & Related Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Vacuum Booster
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Battery
- Battery & Related Components
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Combination Lamps
- Communication System Components
- Control Modules
- Daytime Running Lamps
- Diesel Components
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Entertainment System Components
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mount Lamps
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Lumbar Control Seats
- Mirrors
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Starter
- Starter & Related Components
- Steering Column
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tire Pressure Monitor Components
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Pumps
- Sensors
- Switches, Solenoids & Actuators
- Turbocharger & Components
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Motors, Core, Case & Related Components
- Relays
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Lower Components
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Wire, Cable & Related Components
- Aero Ground Effects & Body Kits
- Back Panel
- Box Rails
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Cab Assembly
- Cargo Area
- Center Console
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pick UP Box
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor - Cab
- Frame
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hood
- Hood & Components
- Horns
- Information Labels
- Instrument Panel
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Rear Door
- Jack & Components
- Labels
- Lock & Hardware
- Luggage Carrier
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Overhead Console
- Pick UP Box Components
- Quarter Panel
- Radiator Support
- Rear Body
- Rear Door
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spare Tire Carrier
- Splash Shields
- Steering Wheel
- Sunroof
- Switches, Solenoids & Actuators
- Tail Gate
- Tailgate
- Tailgate & Midgate
- Trailer Hitch Components
- Truck Box
- Truck Cab
- Uniside
- Wiper & Washer Components
- Wire, Cable & Related Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Vacuum Booster
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Battery
- Battery & Related Components
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Combination Lamps
- Communication System Components
- Control Modules
- Daytime Running Lamps
- Diesel Components
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Entertainment System Components
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mount Lamps
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Lumbar Control Seats
- Mirrors
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Starter
- Starter & Related Components
- Steering Column
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tire Pressure Monitor Components
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Pumps
- Sensors
- Switches, Solenoids & Actuators
- Turbocharger & Components
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Motors, Core, Case & Related Components
- Relays
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Lower Components
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Wire, Cable & Related Components
Browse Categories
Select category
- Aero Ground Effects & Body Kits
- Back Panel
- Box Rails
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Cab Assembly
- Cargo Area
- Center Console
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pick UP Box
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor - Cab
- Frame
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hood
- Hood & Components
- Horns
- Information Labels
- Instrument Panel
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Rear Door
- Jack & Components
- Labels
- Lock & Hardware
- Luggage Carrier
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Overhead Console
- Pick UP Box Components
- Quarter Panel
- Radiator Support
- Rear Body
- Rear Door
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spare Tire Carrier
- Splash Shields
- Steering Wheel
- Sunroof
- Switches, Solenoids & Actuators
- Tail Gate
- Tailgate
- Tailgate & Midgate
- Trailer Hitch Components
- Truck Box
- Truck Cab
- Uniside
- Wiper & Washer Components
- Wire, Cable & Related Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Vacuum Booster
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Battery
- Battery & Related Components
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Combination Lamps
- Communication System Components
- Control Modules
- Daytime Running Lamps
- Diesel Components
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Entertainment System Components
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mount Lamps
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Lumbar Control Seats
- Mirrors
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Starter
- Starter & Related Components
- Steering Column
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tire Pressure Monitor Components
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Pumps
- Sensors
- Switches, Solenoids & Actuators
- Turbocharger & Components
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Motors, Core, Case & Related Components
- Relays
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Lower Components
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Wire, Cable & Related Components
- Aero Ground Effects & Body Kits
- Back Panel
- Box Rails
- Brackets, Flanges & Hangers
- Bumper
- Bumper & Components - Front
- Bumper & Components - Rear
- Bushings
- Cab Assembly
- Cargo Area
- Center Console
- Cluster & Switches
- Console
- Control Cables
- Control Modules
- Cowl
- Dashboard
- Door & Components
- Doors
- Ducts
- Electrical Components
- Exterior Trim - Cab
- Exterior Trim - Fender
- Exterior Trim - Front Door
- Exterior Trim - Hood
- Exterior Trim - Pick UP Box
- Exterior Trim - Rear Door
- Fender & Components
- Fenders
- Floor
- Floor - Cab
- Frame
- Frame & Components
- Front Door
- Front Panels
- Front Seat Components
- Gaskets & Sealing Systems
- Glass - Front Door
- Glass - Rear Door
- Glass - Windshield
- Glass & Hardware - Back
- Glass, Windows & Related Components
- Glove Box
- Grille
- Grille & Components
- Hardware, Fasteners & Fittings
- Hood
- Hood & Components
- Horns
- Information Labels
- Instrument Panel
- Interior Trim - Cab
- Interior Trim - Front Door
- Interior Trim - Rear Door
- Jack & Components
- Labels
- Lock & Hardware
- Luggage Carrier
- Master Cylinder - Components On Dash Panel
- Mirrors
- Outside Mirrors
- Overhead Console
- Pick UP Box Components
- Quarter Panel
- Radiator Support
- Rear Body
- Rear Door
- Rear Seat Components
- Reveal Moldings
- Rocker Panel
- Roof
- Roof & Components
- Roof Lamps
- Running Board
- Seat Belt
- Seats
- Sensors
- Side Body
- Side Pillar
- Sound System
- Spare Tire Carrier
- Splash Shields
- Steering Wheel
- Sunroof
- Switches, Solenoids & Actuators
- Tail Gate
- Tailgate
- Tailgate & Midgate
- Trailer Hitch Components
- Truck Box
- Truck Cab
- Uniside
- Wiper & Washer Components
- Wire, Cable & Related Components
- ABS Components
- Anti-Lock Brakes
- Brackets, Flanges & Hangers
- Brake Components
- Brake Hydraulics
- Bushings
- Control Modules
- Disc Pads & Brake Shoes
- Drums & Rotors
- Front Brakes
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Hoses & Pipes
- Hydraulic System
- Parking Brake
- Rear Brakes
- Sensors
- Service Kits
- Stability Control
- Switches, Solenoids & Actuators
- Vacuum Booster
- ABS Components
- Air Bag Components
- Air Bag System
- Alternator
- Alternator/Generator & Related Components
- Antenna & Radio
- Anti-Theft System
- Battery
- Battery & Related Components
- Body Wiring Harness & Components
- Brackets, Flanges & Hangers
- Bulbs - Chassis
- Combination Lamps
- Communication System Components
- Control Modules
- Daytime Running Lamps
- Diesel Components
- Driver Information Center
- Electrical Components
- Electrical Connectors
- Entertainment System Components
- Flasher Units, Fuses, & Circuit Breakers
- Fog Lamps
- Front Door
- Front Seat Belts
- Fuse & Relay
- Glass, Windows & Related Components
- Hardware, Fasteners & Fittings
- Headlamp Components
- Heated Seats
- High Mount Lamps
- Horn
- Identification Lamps
- Ignition Lock
- Ignition System
- Instruments & Gauges
- Keyless Entry Components
- License Lamps
- Lighting - Exterior
- Lighting - Interior
- Lumbar Control Seats
- Mirrors
- Mobile Multi-Media
- Navigation System
- Navigation System Components
- Parking Aid
- Power Outlets
- Power Seats
- Powertrain Control
- Rear Door
- Rear Seat Belts
- Relays
- Senders
- Sensors
- Starter
- Starter & Related Components
- Steering Column
- Steering Wheel
- Sunroof
- Switches
- Switches, Solenoids & Actuators
- Tire Pressure Monitor Components
- Wipers
- Wire, Cable & Related Components
- Wiring Harness
- Air Intake
- Bearings
- Brackets, Flanges & Hangers
- Control Modules
- Cylinder Block Components
- Engine
- Engine & Trans Mounting
- Engine Appearance Cover
- Engine Parts
- Filters
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Mounts
- Oil Pan
- Oil Pump
- Pumps
- Sensors
- Switches, Solenoids & Actuators
- Turbocharger & Components
- Valve Train Components
- Wire, Cable & Related Components
- A/C Accumulator/Receiver Drier
- A/C Clutch & Compressor
- A/C Condenser & Evaporator
- A/C Flow Restrictors
- Automatic Temperature Controls
- Blower Motor & Fan
- Brackets, Flanges & Hangers
- Condenser, Compressor & Lines
- Control Modules
- Controls
- Evaporator & Heater Components
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Heater
- Hoses & Pipes
- HVAC Case
- Motors, Core, Case & Related Components
- Relays
- Sensors
- Switches, Solenoids & Actuators
- Temperature Controls & Related Components
- Wire, Cable & Related Components
- Bearings
- Brackets, Flanges & Hangers
- Gaskets & Sealing Systems
- Hardware, Fasteners & Fittings
- Lower Components
- P/S Pump & Hoses
- Power Steering Hoses, Pumps, & Related Components
- Pump & Hoses
- Sensors
- Shroud, Switches & Levers
- Steering Column
- Steering Column Assembly
- Steering Gear & Linkage
- Steering Wheel
- Steering Wheel & Trim
- Steering, Gear & Related Components
- Wire, Cable & Related Components
Gaskets & Sealing Systems for 2012 GMC Sierra 3500 HD
No.
Part # / Description / Price
1
Axle Shaft 
GM
MSRP $407.24 CAD
$264.81 CAD
GM Axle Shaft, Left
Silverado, sierra. 3500 series. With dual rear wheel. Without wide track. Ring Gear 11.50".
2
Axle Shaft Gasket GM
MSRP $34.84 CAD
$23.60 CAD
GM Axle Shaft Gasket, Right
10.50 ring gear. 11.50 ring gear. Single rear wheels.
4
Wheel Bearing Retainer GM
MSRP $15.69 CAD
$10.36 CAD
GM Outer Bearing Snap Ring, Right
2wd. 11.50 ring gear. All models. 1995-00 3/4 & 1 ton with 10.5" ring gear. 10.50" ring gear. 1/2, 3/4 & 1 ton, 1996 new style,.
5
5
Outer Bearing Adjust Nut GM
MSRP $49.54 CAD
$33.21 CAD
GM Drive Axle Shaft Bearing Nut
10.50 ring gear.
6
Outer Bearing Lock Ring GM
MSRP $17.66 CAD
$12.60 CAD
GM Outer Bearing Lock Ring, Right
10.50 ring gear. 11.50 ring gear.
7
Acdelco™ Output Shaft Bearing GM
MSRP $145.06 CAD
$88.60 CAD
GM ACDelcoâ„¢ Inner Bearing, Left
11.50 ring gear. Inner. 10.50 ring gear. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Single Rear Wheels. Suburban 3500hd.
8
9
Axle Housing GM
MSRP $6,112.25 CAD
$3,917.45 CAD
GM Silverado, sierra. 2500 series. 11.50. 11.50 ring gear, without dual rr wheels, 2nd design. Silverado, sierra. 3500 series. Without dual rear wheel. 4.10 ratio.
