- The GEPRC Tern-LR40 Frame is a high-performance 4-inch long-range FPV drone frame with a lightweight, rigid design using 7075 aviation-grade aluminum and carbon fiber. Featuring a DC structure, it offers excellent flight stability. A top-mounted GPS minimizes interference, while the silicone shock-absorbing camera mount reduces vibration. With GoPro seat compatibility and modular construction, the Tern-LR40 is perfect for capturing smooth footage during extended FPV adventures.








Features:
- Ultra-lightweight frame design weighing only 59±2g.
- Robust 7075 aluminum parts ensure strength with reduced weight.
- DC frame structure improves aerodynamic stability.
- Top GPS mounting for minimized signal interference.
- Silicone-embedded aluminum camera sides reduce jello.
Specification
| Item Type: | Drone Frame |
|---|---|
| Model Type: | Tern-LR40 |
| Material: | Carbon Fiber + 7075 Aluminum |
| Color: | Black |
| Compatibility: | 4-inch FPV Drones, GoPro Mounts |
| Motor Hole Dia. (mm) | 9 X 9 |
| Top plate thickness (mm) | 1.5 |
| Bottom Plate Thickness(mm) | 1.5 |
| Compatible Prop (inch): | 4 |
| Thickness of Arms | 3.5 |
| Wheelbase (mm) | 180 |
| Shipping Weight | 0.35 kg |
Package Includes:
- 1 x GEPRC-Tern-LR40 Frame
GEPRC-Tern-LR40 Frame Overview
The GEPRC-Tern-LR40 Frame is a precision-engineered chassis for 4-inch long-range FPV drones, combining aviation-grade 7075 aluminum and carbon fiber for a rigid yet lightweight build. Designed to accommodate top-mounted GPS modules and GoPro seats, it enables smooth, stable footage on extended flights.
Key Features of GEPRC-Tern-LR40 Frame
- Ultra-lightweight design at just 59±2 g for improved flight efficiency
- 7075 aviation-grade aluminum components deliver high strength-to-weight ratio
- DC structure layout enhances aerodynamic stability during long-range missions
- Top-mounted GPS position reduces signal interference for reliable navigation
- Silicone-embedded aluminum camera mount minimizes vibration and “jello” effect
- GoPro seat compatibility and modular construction for quick assembly
- Genuine product with fast shipping from Zbotic
Applications and Use Cases
- Building custom 4-inch FPV drones for extended range exploration
- Capturing cinematic aerial footage with GoPro mounts on long-range flights
- Installing high-precision GPS units for waypoints and return-to-home functions
- Racing and endurance events requiring stable, lightweight frames
- Modular upgrades and repairs without full-frame replacement
How to Use GEPRC-Tern-LR40 Frame
Begin by mounting your carbon fiber arms onto the central 7075 aluminum plates, securing them with the included hardware. Attach the top GPS module and silicone camera mount in their designated slots before installing flight controller, motors, and electronics. Finish by clipping in the GoPro seat and performing a balance check to ensure optimal flight stability.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
Can I mount other action cameras besides GoPro?
Yes, the modular seat design can accommodate similarly sized action cameras using adapter plates, ensuring a secure fit and vibration isolation.
Is the GPS mount compatible with all GPS modules?
The top-mounted GPS tray fits standard FPV GPS units (25–30 mm footprint) and positions the antenna for minimal frame interference.
What size bolts are required for arm installation?
This frame uses M3 bolts for arm-to-strut connections and M2.5 screws for camera mount assemblies, all provided in the hardware kit.
Technical Specifications
| Brand | GEPRC |
|---|---|
| SKU | AI6926 |
| Weight | 0.35 kg |
| Availability | Out of Stock |
Applications & Use Cases
The GEPRC-Tern-LR40 Frame is a versatile drone frame and accessories used across a wide range of applications including FPV racing builds, freestyle drones, cinematic drones, and agricultural spraying platforms.
Common use cases:
- Building a new racing quad
- Replacing a broken frame arm after a crash
- Mounting a camera gimbal on a custom platform
This product is ideal for FPV builders, drone racing enthusiasts, and commercial drone operators.
Technical Tip: Carbon fiber frames offer the best strength-to-weight ratio. Ensure motor-to-motor distance matches your propeller size.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine GEPRC product sourced from authorized channels


Lalit Pandey (verified owner) –
Good product overall. My drone is flying well with this GEPRC-Tern-LR40 Frame. Satisfied with the purchase.
Prashant Das (verified owner) –
Good product overall. My drone is flying well with this GEPRC-Tern-LR40 Frame. Satisfied with the purchase.
Sachin Jain –
Top quality GEPRC-Tern-LR40 Frame. I’m a regular customer of Zbotic and they never disappoint.
Harsh Shetty (verified owner) –
My 5th order from Zbotic. This GEPRC-Tern-LR40 Frame is excellent as always. Totally reliable store.
Meera Srivastava (verified owner) –
This GEPRC-Tern-LR40 Frame exceeded my expectations. Installed it yesterday and took a successful test flight today.
Deepika Banerjee (verified owner) –
Average GEPRC-Tern-LR40 Frame. Works fine but expected slightly better quality at this price.
Vinay Saxena (verified owner) –
Excellent product for the price. My drone flies smoothly with this GEPRC-Tern-LR40 Frame. Highly recommended!
Devansh Desai (verified owner) –
Great quality GEPRC-Tern-LR40 Frame. Perfect specs for my drone project. Fast delivery too!
Paras Dubey –
My 5th order from Zbotic. This GEPRC-Tern-LR40 Frame is excellent as always. Totally reliable store.
Dinesh Singh –
Solid GEPRC-Tern-LR40 Frame. Not the absolute best but excellent value for the price point.
Pankaj Dhawan (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!
Sandeep Dhawan (verified owner) –
Good GEPRC-Tern-LR40 Frame. Works well for my drone build. Packaging could be slightly better.
Shreyas Kulkarni (verified owner) –
Great quality GEPRC-Tern-LR40 Frame. Perfect specs for my drone project. Fast delivery too!
Zara Srivastava (verified owner) –
This GEPRC-Tern-LR40 Frame is value for money. Comparing with other brands, Zbotic offers the best deal.
Raj Das (verified owner) –
Excellent product for the price. My drone flies smoothly with this GEPRC-Tern-LR40 Frame. Highly recommended!
Sonali Kapoor –
Using this GEPRC-Tern-LR40 Frame in my FPV drone build. Quality is top notch. Very happy with the purchase.
Parth Srivastava (verified owner) –
This GEPRC-Tern-LR40 Frame is exactly what I needed for my drone. Works perfectly, very reliable.
Riya Menon (verified owner) –
Excellent product for the price. My drone flies smoothly with this GEPRC-Tern-LR40 Frame. Highly recommended!
Nakul Modi –
Pretty good GEPRC-Tern-LR40 Frame. Works as expected for my drone project. Would buy again.
Shivam Malhotra –
My 5th order from Zbotic. This GEPRC-Tern-LR40 Frame is excellent as always. Totally reliable store.
Sachin Shah (verified owner) –
Amazing build quality! This GEPRC-Tern-LR40 Frame is sturdy and lightweight at the same time.
Akash Khanna (verified owner) –
Outstanding GEPRC-Tern-LR40 Frame! Installed it on my racing quad and the performance is amazing.
Mukesh Bhandari (verified owner) –
My 5th order from Zbotic. This GEPRC-Tern-LR40 Frame is excellent as always. Totally reliable store.
Atharv Bisht –
Perfect for my agriculture drone project. This GEPRC-Tern-LR40 Frame handles the weight effortlessly.
Saurabh Joshi (verified owner) –
Pretty good GEPRC-Tern-LR40 Frame. Works as expected for my drone project. Would buy again.