Rear LED Bumper Fog Lights Brighter Safer Dynamic for 2011 - 2021 Jeep Grand Cherokee

Replace your factory rear bumper reflectors with functional LED assemblies that add brake lights, turn signals, and dynamic welcome lighting—significantly improving rear visibility while adding modern styling.

The Safety Upgrade Your Factory Reflectors Should Have Been

The Grand Cherokee WK2 generation (2011-2021) brought refined on-road dynamics and upscale interiors to the Jeep lineup, but Chrysler left something important on the table: those rear bumper reflectors are just passive plastic pieces. They don't light up, they don't signal, they just sit there reflecting light when someone shines their headlights directly at them. Meanwhile, European and other markets got functional rear fog lights in that same location—actually useful visibility aids that help following drivers see your vehicle in poor weather conditions.

These LED rear bumper lights fix that oversight by replacing your factory reflectors with fully functional LED assemblies. You get brake lights that illuminate when you step on the pedal, dynamic sequential turn signals that sweep outward, running lights for added visibility, and even dynamic unlock welcome lights that greet you when you approach the vehicle. The SMD LED technology provides significantly brighter output than the passive reflectors they replace, making your Grand Cherokee more visible to traffic behind you—especially critical in fog, rain, or low-light conditions. Installation requires wiring to your tail light circuit, but the result is a genuine safety upgrade that should have come from the factory.

Key Features at a Glance

• 4-Function LED System: Brake light, driving/running light, dynamic sequential turn signal, and dynamic unlock welcome light—all in one assembly
• Direct Reflector Replacement: Installs in place of factory passive reflectors (OEM part numbers 57010720AB & 57010721AB)
• SMD LED Technology: High-output LEDs provide dramatically brighter visibility compared to passive reflectors—helping prevent rear-end collisions
• Dynamic Sequential Turn Signals: Sweeping animation draws attention and clearly indicates your turn direction to following traffic
• Long LED Lifespan: Rated for 50,000+ hours of operation—these will outlast multiple vehicle ownership cycles

How It's Used: Installation & Fitment

These LED assemblies require wiring to your tail light circuit—they're not plug-and-play like some upgrades. You'll remove the factory reflectors from the rear bumper, mount the LED housings in the same location, then route the included wires to your tail lights for power connections. The wiring is color-coded for clarity: black wire connects to ground/negative, green wire to driving/running lights, red wire to brake lights, and yellow wire to turn signals. Most owners tap into the tail light wiring using T-tap connectors or by accessing the tail light bulb sockets. Installation typically takes 1-2 hours for someone comfortable with basic automotive wiring, or you can have a shop handle it in under an hour of labor.

Product Durability & Material Details

The housing construction uses durable ABS plastic with polycarbonate lenses—materials chosen for their impact resistance and UV stability. The PC lens is optically clear despite the black tint, allowing the LED light to pass through effectively while giving a smoked appearance when the lights are off. The assembly is fully sealed against moisture, dust, and road spray—critical for components mounted low on the rear bumper where they're exposed to wheel spray, road salt, and weather. The SMD LEDs are mounted on circuit boards with proper heat dissipation, ensuring they maintain brightness over their 50,000+ hour lifespan. The dynamic turn signal and unlock welcome functions are controlled by built-in circuitry, so there's no additional module to mount or wire.

Your Benefits at a Glance

• Enhanced Safety: Multiple light functions dramatically improve rear visibility to following drivers—especially in poor weather
• Modern Appearance: Dynamic sequential turn signals and welcome lighting add contemporary styling
• Proven Safety Impact: Additional brake lighting helps reduce rear-end collision risk—particularly important on highway driving
• Long Service Life: 50,000+ hour LED lifespan means decades of reliable operation

Extra Info & Specifications

Fitment:

• 2011-2021 Jeep Grand Cherokee (WK2)
• 2011-2018 Jeep Compass
• 2013-2016 Dodge Journey
• Replaces OEM part numbers: 57010720AB, 57010721AB, 57010720AC, 57010721AC

Important Note:

• Please verify the shape and size match your factory reflectors before ordering
• These replace rear bumper reflectors, NOT tail lights
• Wiring to tail lights is required—not plug-and-play installation

Technical Specifications:

• Lens Color: Black/Smoked tint
• Placement: Rear bumper (driver and passenger side)
• Material: ABS plastic housing with PC lens
• Light Source: SMD LED chips
• Voltage: DC 12V (standard automotive)
• Lifespan: 50,000+ working hours
• Features: Waterproof, dustproof, shockproof, corrosion-resistant, high temperature resistant

Functions:

• Brake Light: Illuminates red when brake pedal is pressed
• Driving/Running Light: Lower-intensity red light when headlights are on
• Dynamic Turn Signal: Sequential sweeping animation in red when turn signal is activated
• Dynamic Unlock Welcome Light: Sequential animation when vehicle is unlocked

Wiring Instructions:

• #1 Black Wire: Negative/Ground
• #2 Green Wire: Driving/Running Light (+)
• #3 Red Wire: Brake Light (+)
• #4 Yellow Wire: Turn Signal Light (+)

Package Includes:

• 2x LED rear bumper light assemblies (left and right)
• Pre-wired with color-coded leads
• Mounting hardware included