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- Description
- Fitment
- Warranty and Refund
- Reviews
Replace a cracked or shattered lower mirror glass without buying an entire mirror assembly. The Burco 3970 is a left-side lower convex glass designed to fit Ford F-150 and Super Duty trucks equipped with heated or non-heated mirrors, including models with extendable/telescoping mirror heads. Its peel-and-stick backing makes installation straightforward, letting you restore visibility and blind-spot coverage without complex disassembly. This is a glass-only replacement, so your existing backing plate stays in place, keeping the fix simple and cost-effective. Covering model years 2015 through 2025 across a wide range of F-Series trucks and engine options, this OEM-referenced glass (comparable to FL3Z17K707U/V) is a practical way to get your mirror back to full function quickly and affordably.
Features
- Peel-and-stick backing simplifies installation without special tools or adhesives
- Glass-only design keeps replacement cost down since your backing plate is reused
- Compatible with heated and non-heated OE mirror setups for broad usability
- Fits telescoping/extendable mirror heads found on many Super Duty trim levels
- Lower convex shape supports the wide-angle blind-spot view Ford drivers expect
Application Summary
2015-2016 Ford F-150 5.0L 4951CC 302CID V8 DOHC 32 Valve Naturally Aspirated FLEX2017, 2019, 2024 Ford F-150 3.5L 3496CC 213CID V6 DOHC 24 Valve Turbocharged GAS
2017-2019 Ford F-550 Super Duty 6.8L -CC 415CID V10 SOHC 30 Valve Naturally Aspirated GAS
2017-2019, 2021-2022 Ford F-350 Super Duty 6.2L 6210CC 379CID V8 SOHC 16 Valve Naturally Aspirated FLEX
2017-2020, 2022 Ford F-250 Super Duty 6.2L 6210CC 379CID V8 SOHC 16 Valve Naturally Aspirated FLEX
2017-2024 Ford F-450 Super Duty 6.7L 6651CC 406CID V8 OHV 32 Valve Turbocharged DIESEL
2018 Ford F-150 2.7L -CC 164CID V6 DOHC 24 Valve Turbocharged GAS
2020, 2023-2024 Ford F-350 Super Duty 6.7L 6651CC 406CID V8 OHV 32 Valve Turbocharged DIESEL
2020, 2024 Ford F-600 Super Duty 7.3L 7292CC 445CID V8 OHV 16 Valve Naturally Aspirated GAS
2020-2021 Ford F-150 3.0L 2993CC 183CID V6 DOHC 24 Valve Turbocharged DIESEL
2020-2024 Ford F-550 Super Duty 6.7L 6651CC 406CID V8 OHV 32 Valve Turbocharged DIESEL
2021 Ford F-250 Super Duty 7.3L 7292CC 445CID V8 OHV 16 Valve Naturally Aspirated GAS
2021-2023 Ford F-600 Super Duty 6.7L 6651CC 406CID V8 OHV 32 Valve Turbocharged DIESEL
2022-2023 Ford F-150 Lightning -L -CC -CID -- N/R N/R Valve - BATTERY EV (EV/BEV)
2022-2023, 2025 Ford F-150 5.0L 5038CC 307CID V8 DOHC 32 Valve Naturally Aspirated FLEX
2023-2024 Ford F-250 Super Duty 6.7L 6651CC 406CID V8 OHV 32 Valve Turbocharged DIESEL
Specifications
- Brand: Burco
- Part Number: 3970
- Part Type: Door Mirror Glass
- UPC: 840591032833
- GTIN: 00840591032833
- Item Dimensions: 8.0000 x 3.2500 x 0.0866 IN
- Package Dimensions: 9.5000 x 5.7500 x 1.0000 IN
- Package Weight: 0.3250 PG
- Package Quantity: 1 EA
- Aspherical Glass: No
- Attachment Type: Peel and Stick
- Automatic Dimming Included: No
- Length: 8
- Width: 3.25
Returns
30-Day Money-Back Guarantee
We want you to be completely satisfied with your purchase! If you are not happy for any reason, you may return the item within 30 days for a refund, minus shipping fees, provided that: The part is brand new, uninstalled, and undamaged in any way.
To initiate a return, please contact us or email support@mizumoauto.com for a Return Authorization Number (RMA) and the return shipping address. Returns without an RMA number will be refused and returned to you at your expense.
Return Requirements:
- Items must be securely packed in the original manufacturer's packaging.
- All original materials must be included, such as hardware, manuals, protective caps, wrapping, and instructions.
- You must obtain and retain the tracking number for your return.
Non-Returnable Items:
- Piston rings, main bearings, and rod bearings are non-returnable if the manufacturer’s seal or shrink-wrapped plastic has been opened. No exceptions—this ensures the integrity of the parts you receive.
We are not responsible for lost or damaged returns. If your return is lost or damaged during shipping, a refund cannot be issued, as the item cannot be resold or returned to the supplier. Please file a claim directly with your shipping carrier for reimbursement.
Refunds are processed within 1-2 business days after we receive and inspect the returned item. Please allow this processing time before inquiring about your refund status.
Warranty
Mizumo Auto provides a 90-day Limited Warranty against defects in workmanship and materials under normal service conditions, effective from the original delivery date.
This warranty is non-transferable and applies only to the original purchaser. Coverage is limited to the replacement or refund of defective products.
Exclusions:
The warranty does not cover labor costs, damage resulting from accidents, misuse, alterations, or unauthorized modifications, as well as additional expenses such as towing, fluids, oils, car rentals, and any other parts not included in the original purchase.
Warranty Claims Process:
- All warranty claims must be pre-authorized and returned prepaid to Mizumo Auto for inspection and approval.
- No exchanges will be made for products that have been damaged, misused, or improperly installed. We strongly recommend professional installation.
- The buyer assumes all risk of damage resulting from improper installation.
All disputes related to transactions shall be resolved by a court of competent jurisdiction in Los Angeles County, California.
Shipping
We offer Free UPS Ground or USPS Ground Advantage shipping within the continental U.S. (48 states).
Shipping to Other Locations:
A delivery surcharge applies to shipments to: Alaska, Hawaii, Puerto Rico, U.S. territories, APO/FPO addresses, Canada, and international destinations.
Order Processing & Tracking:
- Orders are shipped Monday through Friday, excluding holidays.
- Orders placed before 3:00 PM PST will ship the same day, unless unexpected delays occur.
- A tracking number will be emailed within one business day after shipping.
If you do not receive a tracking number, please:
- Check your spam/junk folder.
- If it's not there, contact us via phone or eBay message for assistance.
International Orders:
Import duties, taxes, and brokerage fees are not included in the shipping fee. Please check with your shipping carrier and local customs office regarding any applicable fees before placing your order.









