1. Category Title & Meta 

Title:

Smoked Lens LED Cab Marker Light for 1969-1991 Chevy/GMC C/K Series Full Size, Dually, Suburban & Blazer – 10 Super Bright LEDs, PMMA Lens, Rubber Base, Roof Clearance Running Lamp

Meta Description:

Upgrade your classic Chevy or GMC truck with our smoked lens LED cab marker light. Designed for 1969-1987 C/K Full Size Pickup Trucks and 1969-1991 Full Size, Dually, Suburban, and Blazer models with stock cab marker lights. Features 10 super bright LEDs, a high-transmittance PMMA lens, and a durable rubber bottom shell. Perfect for cab marker, clearance, roof running, and roof clearance applications.

2. Opening Pain Point Hook

"Are the factory cab marker lights on your classic C/K truck faded, cracked, or filled with moisture? Tired of dim, unreliable roof running lights that fail to make your truck visible at night or in bad weather?"

Original cab marker lights on older Chevy and GMC trucks are notorious for yellowed lenses, brittle plastic housings, and poor sealing. Over time, water seeps in, corroding the internal contacts and causing the lights to flicker or fail completely. This not only ruins the classic look of your truck but also creates a serious safety hazard when driving at night, in heavy rain, or through fog.

Introducing the ultimate replacement: the Smoked Lens LED Cab Marker Light for 1969-1991 Chevy/GMC C/K Series.

Engineered as a direct-fit upgrade for Full Size Pickup Trucks, Dually models, Suburban, and Blazer with stock cab marker lights, this light combines classic styling with modern LED performance. It features 10 super bright LEDs that deliver dependable, high-visibility illumination. The high-transmittance PMMA lens provides excellent light output while the durable rubber bottom shell ensures a secure, vibration-resistant fit. Whether you're restoring a classic or upgrading a work truck, this smoked lens cab marker light is the reliable, long-lasting solution you need.

3. Core Buying Guide & Technical Deep Dive

High-Transmittance PMMA Lens & Durable Rubber Base

The lens is crafted from high-transmittance PMMA material, which offers superior clarity and UV resistance compared to ordinary plastic. This ensures the light remains bright and clear without yellowing or fading over time. The bottom shell is made from durable rubber material, providing excellent shock absorption, vibration resistance, and a tight seal against moisture and dust. The smoked lens finish adds a modern, aggressive touch to your classic truck's roof.

10 Super Bright LEDs for Dependable Visibility

Equipped with 10 super bright LEDs, this cab marker light delivers intense, consistent illumination that dramatically improves your vehicle's visibility on the road. Whether you're driving at night, in heavy rain, or through dense fog, these LEDs ensure your truck is seen by other drivers, reducing the risk of accidents and improving overall road safety. The dependable performance means you can count on these lights mile after mile.

Direct Fit for Classic Chevy & GMC C/K Trucks

This light is specifically designed for the following vehicles with stock cab marker lights:

1969-1987 C/K Series Full Size Pickup Trucks

1969-1991 Full Size models

1969-1991 Dually models

1969-1991 Suburban

1969-1991 Blazer

Versatile Multi-Function Application

This versatile light can be used as a Cab Marker, Cab Marker Clearance Light, Roof Running Light, or Roof Clearance Light. It is the perfect replacement for your old, worn-out factory lenses and housings.

Easy Installation

The light features a simple two-wire connection (red and black wires) for straightforward wiring to your truck's existing harness. The rubber base and factory-style mounting points make installation quick and easy, with no special modifications required for compatible models.

4. Hot Sub-Category Recommendations

Complete Your Classic Truck's Lighting Upgrade!

Card 1: Smoked Lens LED Side Marker Lights for Chevy/GMC C/K

Description: Match your roof cab lights with our smoked side markers. Same high-transmittance PMMA lens and durable rubber base for full perimeter visibility.

Card 2: Classic Chevy/GMC C/K LED Tail Light Assembly

Description: Upgrade your rear lighting. High-brightness LED tail lights with a classic or smoked lens to complement your new cab marker lights.

Card 3: LED License Plate Light Housing Assembly

Description: Ensure full rear compliance. Waterproof LED assemblies that pair perfectly with your new lights for complete roadside safety.

Card 4: Heavy-Duty 2-Wire Wiring Harness

Description: Simplify your connections. Pre-stripped, waterproof cables designed to make wiring your new cab marker lights faster and safer.

5. Quick Vehicle Navigation

Accurate Vehicle Compatibility Range

This smoked lens LED cab marker light is specially designed for the following vehicles with stock cab marker lights:

Chevrolet / GMC C/K Series Full Size Pickup Trucks: 1969-1987

Chevrolet / GMC Full Size Models: 1969-1991

Chevrolet / GMC Dually Models: 1969-1991

Chevrolet / GMC Suburban: 1969-1991

Chevrolet / GMC Blazer: 1969-1991

Note: Please confirm your vehicle's model year and that it has stock cab marker lights before purchasing.

6. Real Data Comparison Table

Specs Compared Our Smoked LED Cab Marker Light Generic Standard Cab Marker Lights Original Factory Incandescent Lights

LED Chip Quantity 10pcs Super Bright LEDs 3-5 low-grade chips Single incandescent bulb

Lens Material High-Transmittance PMMA (Smoked) Cheap plastic (yellows easily) Plastic (fades & cracks)

Base Material Durable Rubber (Shock & Vibration Resistant) Hard plastic (brittle) Hard plastic (cracks)

Waterproofing Sealed Rubber Base (Moisture Resistant) Poor sealing (fogs up) Poor sealing (corrodes)

Fitment Direct Fit for 1969-1991 C/K Models Universal (requires modification) Factory fit

Brightness High-Intensity, Instant-On Dim, slow response Dim, slow response

Lifespan 30,000+ Hours 5,000 - 10,000 Hours < 1,000 Hours

Style Smoked Lens (Modern Look) Plain plastic Faded factory look

7. FAQ (Common Questions)

Q1: Can I get some samples?

A: We are honored to offer you samples for quality check, but will add extra cost and shipping cost by courier.

Q2: Can I mix different models in one container?

A: Yes, different models can be mixed in one container.

Q3: What payment do you accept?

A: In general, our payment is 30% T/T as deposit and 70% T/T after seeing the copy of B/L.

Q4: How does your factory carry out quality control?

A: Quality is our priority. Our QC always attaches great importance to quality control from the very beginning to the end of the production. Every product will be fully assembled and carefully tested before it's packed for shipment.

Q5: Will this fit my 1972 Chevy C10?

A: Yes, this light is designed for 1969-1987 C/K Series Full Size Pickup Trucks with stock cab marker lights. Please confirm your model year and that it has the factory cab marker light provisions.

Q6: What is the lens material?

A: The lens is made of PMMA plastic, which offers high light transmittance, UV resistance, and long-lasting clarity.

Q7: How many LEDs does this light have?

A: It features 10 super bright LEDs for dependable performance and increased visibility on the road.

Q8: What applications is this light suitable for?

A: It can be used as a Cab Marker, Cab Marker Clearance Light, Roof Running Light, or Roof Clearance Light.

Q9: What is the bottom shell material?

A: The bottom shell is made of rubber material, providing excellent shock absorption, vibration resistance, and a tight seal.

Q10: How do I contact you for more information?

A: If you need them, contact with us! We will try our best to reply to your queries within 24 hours.