| Summary | |||
|---|---|---|---|
| Year: | 2021change | ||
| Make: | Dodgechange | ||
| Model: | RAM 3500 Pickupchange | ||
| Sub Models: | Basechange | ||
| Item: | Chassis Computer | ||
| Condition: | OEM Used | ||
| Items Available: | 30 | ||
| Price Range: | $74 - $333 (before local discount) | ||
| Local Discount: | Up to $100.00 | ||
| Returns: |
Cancellation & Return Policy | ||
| Item: | Chassis Computer change |
| Condition: | OEM Usedchange |
| Items Available: | 30 |
| Price Range: | $74 - $333 (before local discount) |
| Local Discount: | Up to $100.00 |
Quality Tested Parts
Nationwide Shipping
1-year warranty
Low Price Guarantee
30-Day Free ReturnsSelect the right Chassis Computer for your 2021 Dodge RAM 3500 Pickup
This part may have multiple fitment options depending on your vehicle's engine, drivetrain, and configuration. To ensure proper compatibility, please select the correct fitment below. If you’re unsure, we strongly recommend checking your VIN or vehicle build details before ordering. You can update or change the fitment selection at any time.
Chassis Computer - Air Bag Chassis Cab from 10001 gross vehicle weight Crew Cab
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Chassis Cab from 10001 gross vehicle weight Crew Cab
Items in stock: 14
Items in stock: 14
Chassis Computer - Air Bag Chassis Cab from 10001 gross vehicle weight Standard Cab
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Chassis Cab from 10001 gross vehicle weight Standard Cab
Items in stock: 2
Items in stock: 2
Chassis Computer - Air Bag Chassis Cab thru 10000 gross vehicle weight Driver Side and passenger front airbags
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Chassis Cab thru 10000 gross vehicle weight Driver Side and passenger front airbags
Items in stock: 0
Items in stock: 0
Chassis Computer - Air Bag Chassis Cab thru 10000 gross vehicle weight Driver Side only front air bag
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Chassis Cab thru 10000 gross vehicle weight Driver Side only front air bag
Items in stock: 0
Items in stock: 0
Chassis Computer - Air Bag Pickup Crew Cab dual rear wheels
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Pickup Crew Cab dual rear wheels
Items in stock: 10
Items in stock: 10
Chassis Computer - Air Bag Pickup Crew Cab single rear wheels
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Pickup Crew Cab single rear wheels
Items in stock: 4
Items in stock: 4
Chassis Computer - Air Bag Pickup Mega Cab dual rear wheels
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Pickup Mega Cab dual rear wheels
Items in stock: 10
Items in stock: 10
Chassis Computer - Air Bag Pickup Mega Cab single rear wheels
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Pickup Mega Cab single rear wheels
Items in stock: 4
Items in stock: 4
Chassis Computer - Air Bag Pickup Standard Cab dual rear wheels
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Pickup Standard Cab dual rear wheels
Items in stock: 0
Items in stock: 0
Chassis Computer - Air Bag Pickup Standard Cab single rear wheels
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Air Bag Pickup Standard Cab single rear wheels
Items in stock: 0
Items in stock: 0
Chassis Computer - Body Control (BCM) (under dash, left hand near parking brake)
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Body Control (BCM) (under dash, left hand near parking brake)
Items in stock: 38
Items in stock: 38
Chassis Computer - Door (door mounted) manual folding mirrors Driver Side
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Door (door mounted) manual folding mirrors Driver Side
Items in stock: 0
Items in stock: 0
Chassis Computer - Door (door mounted) manual folding mirrors Passenger Side
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Door (door mounted) manual folding mirrors Passenger Side
Items in stock: 0
Items in stock: 0
Chassis Computer - Door (door mounted) power folding mirrors Driver Side
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Door (door mounted) power folding mirrors Driver Side
Items in stock: 0
Items in stock: 0
Chassis Computer - Door (door mounted) power folding mirrors Passenger Side
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Door (door mounted) power folding mirrors Passenger Side
Items in stock: 0
Items in stock: 0
Chassis Computer - Driver Side Assist (park assist) front and rear
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Driver Side Assist (park assist) front and rear
Items in stock: 0
Items in stock: 0
Chassis Computer - Driver Side Assist (park assist) rear only
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Driver Side Assist (park assist) rear only
Items in stock: 2
Items in stock: 2
Chassis Computer - Memory Chassis Cab
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Memory Chassis Cab
Items in stock: 6
Items in stock: 6
Chassis Computer - Memory Pickup
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Memory Pickup
Items in stock: 78
Items in stock: 78
Chassis Computer - Multifunction (vehicle systems interface)
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Multifunction (vehicle systems interface)
Items in stock: 30
Items in stock: 30
Chassis Computer - Network Gateway (under dash)
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Network Gateway (under dash)
Items in stock: 1178
Items in stock: 1178
Chassis Computer - Seat ventilated
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Seat ventilated
Items in stock: 0
Items in stock: 0
Chassis Computer - Seat Without ventilated
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Seat Without ventilated
Items in stock: 0
Items in stock: 0
Chassis Computer - Suspension TPMS dual rear wheels inner
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Suspension TPMS dual rear wheels inner
Items in stock: 8
Items in stock: 8
Chassis Computer - Suspension TPMS dual rear wheels outer aluminum
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Suspension TPMS dual rear wheels outer aluminum
Items in stock: 8
Items in stock: 8
Chassis Computer - Suspension TPMS dual rear wheels outer steel
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Suspension TPMS dual rear wheels outer steel
Items in stock: 8
Items in stock: 8
Chassis Computer - Suspension TPMS single rear wheels aluminum
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Suspension TPMS single rear wheels aluminum
Items in stock: 8
Items in stock: 8
Chassis Computer - Suspension TPMS single rear wheels steel
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Suspension TPMS single rear wheels steel
Items in stock: 8
Items in stock: 8
Chassis Computer - Suspension air suspension control
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Suspension air suspension control
Items in stock: 2
Items in stock: 2
Chassis Computer - Temperature (center stack)
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Temperature (center stack)
Items in stock: 100
Items in stock: 100
Chassis Computer - Towing Control (trailer brake control)
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Towing Control (trailer brake control)
Items in stock: 180
Items in stock: 180
Chassis Computer - Transfer Case (Passenger Side dash, under heater box)
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Transfer Case (Passenger Side dash, under heater box)
Items in stock: 932
Items in stock: 932
Chassis Computer - Transmission
Select Fitment
This fitment option is for 2021 Dodge RAM 3500 Pickup,
select this option for
Transmission
Items in stock: 24
Items in stock: 24
Interchange Fitment FAQs
A: All Chassis Computer options shown on this page are matched to your selected configuration:
2021 Dodge RAM 3500 Pickup.
Used OEM parts are dismantled from donor vehicles as complete assemblies, and a specific interchange fitment is assigned during this process.
Every detail shown in the fitment notes must match your vehicle exactly.
A: An interchange fitment option defines the exact donor vehicle configuration your part came from. For 2021 Dodge RAM 3500 Pickup, this may include engine size, VIN code,
transmission model, drivetrain, axle ratio, and other critical identifiers. This data comes from VIN decoding, OEM information, and
physical inspection of the donor vehicle.
A: Used OEM parts are not universal. If any fitment detail for your 2021 Dodge RAM 3500 Pickup differs from what is shown in the fitment notes,
the Chassis Computer may not install, communicate with your vehicle, or function correctly. Always verify all fitment details before ordering.
A: Fitment information is captured when the donor vehicle is dismantled.
The yard decodes the VIN for 2021 Dodge RAM 3500 Pickup, checks OEM data and interchange databases,
and verifies details during physical inspection. The resulting fitment is then assigned to the Chassis Computer assembly.
A: Many 2021 Dodge RAM 3500 Pickup vehicles were built with multiple configurations in the same year and trim. Trim name alone (XLT, Limited, Sport, etc.) is not enough.
You must match the exact configuration shown in the fitment notes—such as engine size, transmission type, drivetrain, and axle ratio—before selecting a Chassis Computer.
A: You can find the VIN for your 2021 Dodge RAM 3500 Pickup on
the driver-side dashboard (visible through the windshield), inside the driver-side door jamb, and on your registration or insurance documents.
The VIN helps confirm the correct configuration and fitment.
A: Yes. Trim levels on your 2021 Dodge RAM 3500 Pickup can affect electronics, sensors, body parts, and interior components. Always match the detailed fitment notes for your configuration,
not just the trim name, before selecting a Chassis Computer.
Enter your Zip Code below to find parts near you. The more local you shop, the more you save off the original sale price!
Attention!
There are 33 Chassis Computer choices for the
Verify Your Part
Chassis Computer (30)
- Air Bag
- Chassis Cab
- from 10001 gross vehicle weight
- Crew Cab (14/30)
- Standard Cab (2/30)
- thru 10000 gross vehicle weight
- from 10001 gross vehicle weight
- Pickup
- Crew Cab
- dual rear wheels (10/30)
- single rear wheels (4/30)
- Mega Cab
- dual rear wheels (10/30)
- single rear wheels (4/30)
- Standard Cab
- dual rear wheels (0/30)
- single rear wheels (0/30)
- Crew Cab
- Chassis Cab
- Body Control (BCM)
- Door
- (door mounted)
- manual folding mirrors
- Driver Side (0/30)
- Passenger Side (0/30)
- power folding mirrors
- Driver Side (0/30)
- Passenger Side (0/30)
- manual folding mirrors
- (door mounted)
- Driver Side Assist
- (park assist)
- front and rear (0/30)
- rear only (2/30)
- (park assist)
- Memory
- Chassis Cab (6/30)
- Pickup (78/30)
- Multifunction
- (vehicle systems interface) (30/30)
- Network Gateway
- (under dash) (1178/30)
- Seat
- ventilated (0/30)
- Without ventilated (0/30)
- Suspension
- Temperature
- (center stack) (100/30)
- Towing Control
- (trailer brake control) (180/30)
- Transfer Case
- Transmission (24/30)
Available Parts
- A/C Control (5)
- Air Flow Meter/Sensor (7)
- Alternator (293)
- Chassis Computer (30)
- Combination Switch (4)
- Convertible Top Lift (-)
- Convertible Top Motor (-)
- DC Converter (Electric Car) (-)
- Distributor (-)
- Electric Door Motor (-)
- Engine Computer/Control Unit (2)
- Fuse Box (-)
- Headlight/Headlamp Motor (-)
- Heater Motor (8)
- Ignition Coil (-)
- Ignition Switch W/Key (160)
- Power Window Motor (2)
- Power Window Switch (-)
- Quarter Window Motor (-)
- Starter (89)
- Sun Roof Motor (-)
- Tailgate Lift Motor (-)
- Tailgate Motor (-)
- Windshield Washer Motor (-)
- Wiper Motor, Front (-)
- Wiper Motor, Rear (-)
- Wiper Transmission (11)
- A Pillar (-)
- Back Window (3)
- Bed Rail (-)
- Bumper Assembly, Front (-)
- Bumper Assembly, Rear (-)
- Bumper Bar, Front (-)
- Bumper Bar, Rear (-)
- Bumper Cover, Front (-)
- Bumper Cover, Rear (-)
- Cab Corner (-)
- Door Assembly, Back (-)
- Door Assembly, Front (-)
- Door Assembly, Rear (1)
- Door Handle, Rear (-)
- Door Latch, Rear (-)
- Door Mirror, Side (-)
- Door Trim Panel, Front (-)
- Door Vent Glass, Front (-)
- Door Window, Front (-)
- Door Window, Rear (3)
- Fender (-)
- Front Clip (-)
- Fuel Tank (-)
- Grille (-)
- Ground Effects (-)
- Header Panel (-)
- Headlight/Headlamp Door (-)
- Hood (-)
- Pillar (11)
- Quarter Panel (-)
- Quarter Window (-)
- Quarter Window Regulator, Rear (-)
- Radiator Support (-)
- Rear Clip Assembly (-)
- Rear Fender Assembly (-)
- Rear Trim Panel (-)
- Rear Vent Window (-)
- Roof (1)
- Roof Glass (-)
- Running Board (2)
- Tail Finish Panel (-)
- Tail Panel (-)
- Tailgate Assembly (-)
- Tires (-)
- Tires, Set (-)
- Tonneau Cover (-)
- Truck Bed (-)
- Truck Cab (-)
- Trunk Lid Pull Down (-)
- Valance, Front (-)
- Wheel Cover (1)
- Wheel Rim (87)
- Windshield Glass (-)
- Air Bag (22)
- Armrest (-)
- Cargo Cover (-)
- Console (6)
- Cruise Control Servo (-)
- Dash Assembly (-)
- Dash Panel (1)
- Gas Pedal (-)
- Glove Box (-)
- GPS / Info Screen (-)
- Head Up Display (-)
- Headrest (-)
- Inside Door Handle (-)
- Instrument Cluster (-)
- Interior, Complete (-)
- Jack Assembly (-)
- Night Vision Camera (3)
- Overhead Console (-)
- Radio / CD Player (60)
- Rear View Mirror (976)
- Roof Rack (-)
- Seat Track, Front (-)
- Seat, Front (1603)
- Seat, Rear (-)
- Seat, Third Row (-)
- Seatbelt (10)
- Shift Lever (-)
- Speedometer (4)
- Steering Wheel (-)
- Sun Visor (348)
- Trailer Hitch (-)
- ABS Control Module/Pump (7)
- Air Injection Pump (-)
- Air Spring (-)
- Axle Carrier, Rear (-)
- Axle Housing (-)
- Axle Shaft (-)
- Axle, Front (53)
- Axle, Rear (24)
- Back Axle (-)
- Brake Master Cylinder (4)
- Bumper Shock (-)
- Cab Clip (-)
- Camshaft (-)
- Cylinder Head (-)
- Differential Assembly, Rear (-)
- Drive Shaft, Front (7)
- Drive Shaft, Rear (48)
- Engine Oil Cooler (-)
- Engine Pullout (-)
- Exhaust Manifold (-)
- Flywheel (18)
- Frame (11)
- Fuel Pump (-)
- Harmonic Balancer (-)
- Hub Bearing (-)
- I Beam (-)
- Intake Manifold (1)
- Leaf Spring, Front (-)
- Leaf Spring, Rear (2)
- Lower Control Arm, Front (-)
- Lower Control Arm, Rear (-)
- Muffler (-)
- Oil Pan (-)
- Power Brake Booster (1)
- Power Steering Pump (58)
- Radiator Overflow Bottle (9)
- Ring Gear And Pinion (-)
- Shock Absorber (-)
- Shock, Front (-)
- Shock, Rear (-)
- Spindle (-)
- Spoiler, Rear (-)
- Steering Column (3)
- Steering Gear (3)
- Strut (-)
- Stub Axle, Rear (-)
- Suspension Compressor (-)
- Suspension Cross Member (-)
- Throttle Body (347)
- Timing Cover (-)
- Torque Converter (-)
- Torsion Bar (-)
- Transfer Case Assembly (80)
- Transfer Case Motor (2)
- Transmission Cooler (-)
- Turbo (58)
- Upper Control Arm, Front (-)
- Upper Control Arm, Rear (-)
- Vacuum Pump (-)
- Valve Cover (-)
- Water Pump (-)
- Window Regulator, Front (2)
- Window Regulator, Rear (4)
