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Item #:
130617372
Main SUB Motherboard Signal Antenna Flex Cable Ribbon Connector Replacement Part for Samsung Galaxy S21 Ultra 5G SM-G998U G998B G998 Incl Tool Kit
Item #:
130617372
MWK 41028
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
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Fully compatible with the S21 Ultra 5G and comes with a comprehensive tool kit for easy installation.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Compatibility
Designed specifically for Samsung Galaxy S21 Ultra 5G models SM-G998U, G998B, and G998, ensuring precise fit and functionality, making it a reliable replacement option.
Included Toolkit
Comes with a complete toolkit, allowing users to easily install the cable without needing to purchase additional tools, thus enhancing convenience and cost-effectiveness.
Quality Assurance
Manufactured from premium materials, the flex cable ensures durability and consistent performance, significantly improving signal quality compared to inferior alternatives, providing users with peace of mind.
Product Details
| Item Weight | 0.1 lbs (50 grams) |
Who Should Buy?
-
DIY Repair Enthusiasts
Individuals who enjoy repairing their devices can easily replace the antenna flex cable with this kit.
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Cost-Conscious Users
Users looking to save on repair costs will benefit from this affordable replacement option for their Galaxy S21 Ultra.
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Tech Professionals
Technicians and professionals can use this part to ensure efficient repairs for clients with Galaxy S21 Ultra devices.
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Non-Technical Users
Users without technical skills may struggle to install this part and should seek professional help instead.
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Warranty Holders
Replacing internal parts like this may void warranties on devices still covered, posing a risk for warranty holders.
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Different Device Owners
Individuals with other Samsung or non-Samsung devices will find this replacement part incompatible for their specific models.
Product Description
Main SUB Motherboard Signal Antenna Flex Cable Ribbon Connector Replacement Part for Samsung Galaxy S21 Ultra 5G SM-G998U G998B G998 Incl Tool Kit
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What models is the signal cable compatible with?
Answer: It is compatible with the S21 Ultra 5G models including SM-G998U, G998B, and G998W. -
Question:
Where can I find installation help?
Answer: You can find many related videos for installation reference on YouTube. -
Question:
What should I do if there is a problem with the product?
Answer: Please contact our customer service for a satisfactory resolution within 24 hours.
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MT
Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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Kwame
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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MWK 41028
This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Includes 1 SUB to MAIN Signal Cable and a Tool Kit.
- Compatible with S21 Ultra 5G models (SM-G998U, G998B, G998W, G998).
- Installation supported with numerous reference videos on YouTube.
- Customer service available within 24 hours for any issues.
- Ensure compatibility by checking your device's model number before purchasing.
- Easy to install, making it user-friendly for everyone.
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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.