2017 Silverado Extended Cab Cap Fits What Other Year Trucks? A Comprehensive Compatibility Guide types.truckstrend.com
Introduction: Unlocking Truck Cap Compatibility
For truck owners, a bed cap, also known as a truck topper or camper shell, is an invaluable accessory. It transforms your open bed into a secure, weather-protected storage area, ideal for tools, camping gear, or even an impromptu sleeping space. However, finding the right cap, especially a used one, can be a puzzle. The question, "Does a 2017 Silverado Extended Cab cap fit what other year trucks?" is a common one, driven by the desire for cost-effective solutions and optimal fitment.
2017 Silverado Extended Cab Cap Fits What Other Year Trucks? A Comprehensive Compatibility Guide
This comprehensive guide aims to demystify truck cap compatibility, specifically focusing on the 2017 Chevrolet Silverado Extended Cab. We’ll delve into the nuances of truck bed dimensions, body styles, and generation-specific changes to provide clear, actionable insights, helping you make an informed decision and avoid costly mistakes. Understanding these factors is crucial, as even slight discrepancies in measurements can lead to poor fit, compromised weather sealing, and an unsightly appearance.
Understanding Truck Cap Compatibility: The Core Principles
Truck caps are not "one size fits all." Their fitment is highly specific, dictated by several critical dimensions and design elements of the truck bed and cab. When considering a cap, especially one from a different model year or even a different trim, you must account for:
- Bed Length: This is paramount. A 6.5-foot bed cap will not fit a 5.8-foot (short box) or an 8-foot (long box) bed, regardless of the truck’s make or model year. The 2017 Silverado Extended Cab predominantly features a 6.5-foot standard bed.
- Bed Width: While seemingly standard, bed widths can vary by an inch or two across generations and even between manufacturers, impacting the cap’s ability to sit flush on the bed rails.
- Cab Height and Profile: The front of the cap is designed to match the contour and height of the truck’s cab. A cap from a truck with a significantly different cab height or rake will either sit too high, too low, or create an unsightly gap, affecting aerodynamics and aesthetics.
- Tailgate Angle and Design: The rear of the cap is shaped to conform to the tailgate. Differences in tailgate thickness, angle, or even the presence of integrated spoilers can lead to fitment issues.
- Body Line Matching: Modern truck designs feature sculpted body lines. For a seamless look, the cap’s design should ideally flow with the truck’s aesthetic, which is often generation-specific.
- Bed Rail Design: The top of the bed rails needs to be flat and uniform to allow the cap’s clamps to secure properly and create a watertight seal.
Ignoring any of these factors can lead to a cap that doesn’t just look bad, but also leaks, rattles, or isn’t secure, defeating its primary purpose.
The 2017 Chevrolet Silverado Extended Cab: Key Dimensions and Generation
To understand compatibility, we must first understand the specific truck in question. The 2017 Chevrolet Silverado falls within the K2XX generation, which ran from 2014 to 2018 for the standard Silverado/Sierra 1500 models. For the 2019 model year, GM introduced the new T1XX generation, but also continued to sell the previous generation as the "Silverado LD" (Light Duty) or "Sierra Limited" for part of the year. Therefore, a 2017 cap is essentially a K2XX generation cap.
Key characteristics of the 2017 Silverado Extended Cab relevant to cap fitment include:
- Bed Length: The Extended Cab (Double Cab in GM’s terminology) for 2017 typically came with a 6.5-foot (78-inch) standard bed. This is the crucial dimension for length compatibility.
- Bed Width: The K2XX trucks feature a relatively consistent bed width across the 1500 lineup for this generation.
- Cab Profile: The K2XX generation has a distinct cab profile and rake, which the front of the cap is designed to match.
- Tailgate Design: The tailgate on the 2014-2018/2019 LD models has a specific angle and top edge design.
Knowing these details forms the foundation for determining what other years a 2017 Extended Cab cap might fit.
Direct Compatibility: The K2XX Generation (2014-2018/2019 LD)
The most straightforward and reliable compatibility exists within the same generation and body style. For a 2017 Silverado Extended Cab cap designed for the 6.5-foot bed, you can expect a near-perfect fit on:
- 2014 Chevrolet Silverado 1500 Extended Cab (6.5 ft bed)
- 2015 Chevrolet Silverado 1500 Extended Cab (6.5 ft bed)
- 2016 Chevrolet Silverado 1500 Extended Cab (6.5 ft bed)
- 2018 Chevrolet Silverado 1500 Extended Cab (6.5 ft bed)
- 2019 Chevrolet Silverado 1500 LD Extended Cab (6.5 ft bed) (Note: This is the carryover K2XX generation, not the new T1XX generation introduced mid-year 2019).
Furthermore, given that Chevrolet Silverado and GMC Sierra trucks are mechanically identical and share body panels within the same generation, a 2017 Silverado Extended Cab cap (6.5 ft bed) will also fit:
- 2014-2018 GMC Sierra 1500 Extended Cab (6.5 ft bed)
- 2019 GMC Sierra 1500 Limited Extended Cab (6.5 ft bed)
This direct compatibility is due to the shared K2XX platform, ensuring consistent bed dimensions, cab profiles, and tailgate designs across these model years and brands. If you find a cap from any of these specific models and bed lengths, you can be highly confident in its fitment on your 2017 Silverado Extended Cab.
Potential Compatibility: Earlier Generations (GMT900: 2007-2013)
When venturing outside the direct compatibility window, challenges arise. For the GMT900 generation (2007-2013), which preceded the K2XX:
- Similar Bed Lengths: Both generations offered a 6.5-foot bed for Extended Cab configurations, making the length dimension potentially compatible.
- Width and Rail Differences: While generally similar, there can be slight variations in bed width and the profile of the bed rails. This might lead to the cap sitting slightly off-center or requiring more effort to clamp securely.
- Cab Profile Differences: The GMT900 cab has a slightly different rake and height compared to the K2XX. A cap designed for a GMT900 might sit a bit high or low on a K2XX truck, creating a visible gap or an uneven line at the cab.
- Tailgate Angle: Subtle differences in tailgate angle and design can prevent a perfectly flush fit at the rear, potentially impacting weather sealing.
- Aesthetics: The body lines of the GMT900 are less sculpted than the K2XX. A cap from the older generation might look aesthetically "off" on a newer truck, and vice-versa, even if the basic dimensions align.
Verdict for GMT900: A 2017 Silverado Extended Cab cap might physically sit on a 2007-2013 Silverado/Sierra Extended Cab (6.5 ft bed), but it will likely not be a perfect or aesthetically pleasing fit. Expect potential gaps, sealing issues, and a less integrated look. It’s generally not recommended unless you are willing to accept these compromises and potentially do some custom sealing work.
Limited to No Compatibility: Later Generations (T1XX: 2019-Present) and Other Brands
For the T1XX generation (2019-present) of Silverado/Sierra trucks, direct compatibility is highly unlikely. GM completely redesigned the trucks for 2019, leading to significant changes in:
- Bed Dimensions: While bed lengths remain similar, the overall bed width, rail design, and tailgate angle are different.
- Cab Profile: The T1XX trucks have a different cab design and rake.
- Body Lines: The new generation features drastically different body lines, making a K2XX cap look out of place.
Verdict for T1XX: A 2017 Silverado Extended Cab cap will almost certainly NOT fit a 2019-present Silverado/Sierra Extended Cab (excluding the 2019 LD/Limited models). The differences are too substantial for proper fitment, sealing, and aesthetics.
Compatibility with Other Brands (Ford, Ram, Toyota, Nissan):
Generally, a truck cap designed for a Chevrolet Silverado will NOT fit trucks from other manufacturers (Ford F-150, Ram 1500, Toyota Tundra, Nissan Titan, etc.). Each manufacturer has its unique bed dimensions, cab profiles, and tailgate designs. Even if bed length is identical, width, height, and body lines will almost certainly differ enough to prevent a proper fit and seal. Attempting to force a fit is not advisable.
How to Verify Fitment Before Purchase: Practical Advice
Before you commit to purchasing a used truck cap, especially one from a different year, follow these steps to verify fitment:
- Measure Your Truck’s Bed:
- Length: Measure the inside top edge of your truck’s bed from the bulkhead (front) to the inside edge of the tailgate. Ensure it’s 78 inches (6.5 feet).
- Width: Measure the width of your bed rails at the front, middle, and rear.
- Cab Height: Measure from the top of your bed rail to the highest point of your cab (usually just behind the rear window).
- Measure the Cap:
- Length: Measure the inside length of the cap.
- Width: Measure the inside width of the cap at various points.
- Height: Measure the cap’s height from its bottom edge (where it sits on the rails) to its highest point at the front.
- Check for Manufacturer Labels: Look for a sticker inside the cap that specifies the truck year, make, model, and bed size it was designed for. This is the most reliable indicator.
- Visual Inspection:
- Compare the cap’s front profile to your truck’s cab.
- Examine the tailgate end of the cap to see if its angle and contours match your truck’s tailgate.
- Look for any signs of damage, cracks, or warping.
- Ask the Seller: Inquire about the exact year, make, model, and bed length of the truck the cap was originally removed from. If they don’t know, be extra cautious.
- Test Fit (If Possible): The absolute best way to ensure fitment is to physically place the cap on your truck’s bed before purchase. This allows you to check for:
- Proper seating on the bed rails.
- Clearance with the cab.
- Tailgate closure without interference.
- Gaps around the edges.
- Ability to securely clamp it down.
- Consider Professional Advice: If unsure, consult with a reputable truck accessory shop. They often have experience with compatibility issues and may even offer test fits or installation services.
Important Considerations & Potential Challenges
Even with good compatibility, there are always potential challenges and considerations:
- Aesthetics and Paint Match: A perfect fit doesn’t guarantee a perfect look. The cap’s paint color might not match your truck’s, and even if it’s close, faded paint on an older cap can be noticeable. Body lines might not flow seamlessly.
- Weather Sealing: Even minor discrepancies can lead to leaks. Ensure the cap comes with good weatherstripping, or be prepared to replace it. Check all windows and seals.
- Clamping Mechanism: Verify that the cap’s clamping system is intact and compatible with your truck’s bed rails. Some caps use specific clamps that might be missing or damaged.
- Electrical Connections: Most caps have a third brake light and often an interior light. Ensure the wiring is present and functional, and be prepared to wire it to your truck’s electrical system (often to the trailer wiring harness).
- Condition of Used Caps: Inspect for cracks, delamination, damaged latches, broken windows, or worn gas struts for the rear door. These can add significant repair costs.
- Resale Value: While buying used saves money, a cap that doesn’t fit perfectly can hinder your truck’s resale value or make it harder to sell the cap separately later.
Tips for Finding the Right Cap
- Local Classifieds & Online Marketplaces: Websites like Craigslist, Facebook Marketplace, and local online forums are prime spots for used caps. Use specific search terms like "Silverado Extended Cab cap 6.5ft" or "K2XX truck cap."
- Truck Accessory Shops: Some shops sell used caps on consignment or might have trade-ins. They can also order new caps.
- Patience is Key: Don’t rush into a purchase. The right cap at the right price might take some time to find.
- Set a Budget: New caps can range from $1,500 to $4,000+. Used caps are significantly cheaper, often $300-$1,000, depending on condition and features.
Estimated Price Table for 2017 Silverado Extended Cab Cap
Please note: Prices for truck caps vary widely based on brand (Leer, ARE, Snugtop, etc.), features (windows, racks, carpet lining, interior lights, remote lock, etc.), condition, and geographic location. The table below provides estimated price ranges for a 2017 Silverado Extended Cab 6.5 ft bed cap.
| Type of Cap | Condition | Estimated Price Range (USD) | Notes |
|---|---|---|---|
| New | Basic | $1,500 – $2,200 | Standard features, basic windows. |
| New | Mid-Range | $2,200 – $3,000 | Sliding windows, carpeted interior, perhaps roof rack ready. |
| New | Premium | $3,000 – $4,500+ | Frameless windows, power locks, interior lighting, heavy-duty roof rack, custom paint. |
| Used | Excellent | $700 – $1,200 | Minor wear, all features functional, good paint. |
| Used | Good | $400 – $700 | Visible wear, some minor cosmetic flaws, all essential functions work. |
| Used | Fair | $150 – $400 | Noticeable cosmetic issues, potentially missing struts/latches, may require repairs or repainting. |
Disclaimer: These are general estimates. Always inspect the cap thoroughly before purchase and factor in potential costs for repair, weatherstripping, or installation.
Frequently Asked Questions (FAQ)
Q1: Can a cap from a Short Box (5.8 ft) fit my Extended Cab (6.5 ft) Silverado?
A1: No, absolutely not. Bed length is the most critical dimension. A cap designed for a 5.8 ft bed will be too short for your 6.5 ft Extended Cab bed.
Q2: Will a cap from a Silverado Crew Cab fit my Extended Cab?
A2: It depends on the bed length. If both the Crew Cab and your Extended Cab have the same 6.5 ft bed, then yes, the cap should fit in terms of length and width. Cab height might have minor differences, but generally, it’s compatible if the bed length matches. Crew Cabs also commonly come with a 5.8 ft bed, so always verify the bed length.
Q3: Do Ford F-150 caps fit Chevrolet Silverado trucks?
A3: No. Trucks from different manufacturers have distinct bed dimensions, cab profiles, and tailgate designs. A Ford cap will not fit a Chevy, and vice-versa.
Q4: What’s the most crucial measurement to verify for compatibility?
A4: Bed length is paramount, followed closely by bed width at the rails and the cab-to-bed rail height.
Q5: Is it worth buying a used cap that isn’t a "perfect" fit?
A5: Generally, no. While a lower price might be tempting, a cap that doesn’t fit properly can lead to persistent leaks, poor aesthetics, security issues, and frustration. The cost of modifications or repairs to make a poor fit "work" often outweighs the initial savings.
Q6: Should I get professional help for installation?
A6: If you’re unsure about wiring or securing the cap, professional installation is highly recommended. They can ensure proper sealing, electrical connections, and secure clamping, giving you peace of mind.
Conclusion: The Right Fit for Your 2017 Silverado Extended Cab
For owners of a 2017 Chevrolet Silverado Extended Cab with the standard 6.5-foot bed, the good news is that finding a compatible truck cap is relatively straightforward within its own generation. Caps designed for 2014-2018 Chevrolet Silverado 1500 Extended Cab (6.5 ft bed) and 2014-2018 GMC Sierra 1500 Extended Cab (6.5 ft bed), along with the 2019 LD/Limited versions, offer direct and reliable fitment.
Venturing outside this specific window, especially to older generations or completely different truck brands, introduces significant compatibility challenges related to bed dimensions, cab profiles, and body lines. While some older caps might physically sit on your truck, they are unlikely to provide the secure, weather-tight, and aesthetically pleasing fit that maximizes the utility and value of your truck cap.
Always prioritize precise measurements and, whenever possible, a physical test fit. Investing time in thorough verification will save you money, frustration, and ensure that your truck cap truly enhances your vehicle’s functionality and appearance. Choose wisely, measure meticulously, and enjoy the added versatility your truck cap provides.