Rough Country
Speedometer Calibrator | Inline | Ram 1500/2500/3500 2WD/4WD (2019-2023)
Sold & installed by an Authorized Rough Country Dealer
Does it fit? Listed for 3 vehicles (Ram). Pick your vehicle to check.
Fits your
Not listed for your . See parts that fit it or call us to check.
- Corrects Speedometer for Larger Tires
- Hassle-Free Plug & Play Installation
- Optimizes OE ECM Shift Points
- Stabilizes Electronic Stability Control
Install time: 1-2 hoursDownload the latest software update here.Fits both gas and diesel models.
Call or request a quote for today’s price and installation.
- Authorized Rough Country dealer
- Installed at our Silver Star Rd shop
- No-credit-needed financing
About the Speedometer Calibrator | Inline | Ram 1500/2500/3500 2WD/4WD…
Put the finishing touch on your lifted vehicle with Rough Country’s Speedometer Calibration Device! This easy-to-use Speedometer Calibrator helps you quickly and easily reprogram your vehicle’s speedometer to match the output of your larger tires.
Before reprogramming your speedometer, please download the latest software here!
Notes
- Download the latest software update here.
- Fits both gas and diesel models.
- This programmer is designed to function as a standalone unit and is NOT compatible with any type of performance programmer.
- Does NOTfit 2020+ models with parking assist.
- Does NOT fit models with digital instrument cluster.
- Emissions Certifications: Not for sale or use in California.
- Rough Country's Speedometer Calibrator can only be used with one vehicle at a time. As with all other programmers, once programmed, the programmer is locked to that vehicle and cannot be used with any other vehicle.
Features
- Corrects Speedometer for Larger Tires: Accurately recalibrates your speedometer to reflect true speeds after upgrading to oversized tires.
- Hassle-Free Plug & Play Installation: Simple, tool-free connection makes setup quick and effortless.
- Optimizes OE ECM Shift Points: Automatically adjusts factory transmission shift points for smoother performance with larger tires.
- Stabilizes Electronic Stability Control: Recalibrates your ESC system to maintain factory-like handling and safety with bigger tires.
- Easy Return to Stock Settings: Conveniently restore factory calibrations at any time.
- Backed by a 1-Year Warranty: Drive with confidence knowing your purchase is protected.
What’s in the Box
Included
- (1) Speedometer Recalibrator
- (1) USB Update Cable
Specifications
| Brand | Rough Country |
|---|---|
| Type | Performance Parts |
| Part number | 90047 |
| Est. Install Time | 1-2 hours |
| Rear Gear | No |
Vehicle Fitment
3 vehicles listed by Rough Country. Always confirm drive type and trim before you order.
| Years | Make | Model | Details |
|---|---|---|---|
| 2019–2023 | Ram | 1500 | — |
| 2019–2023 | Ram | 2500 | — |
| 2019–2023 | Ram | 3500 | — |
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