Automotive / Bicycle Carriers
User Manual for Allen 103DN 3-Bike Trunk Rack
Essential safety and installation guide for the Allen 103DN 3-Bike Trunk Rack. Learn how to properly mount the rack, secure your bicycles, and follow usage limitations for safe transport.
Table of contents
Important Information
This document provides critical safety and installation instructions for the Allen 3-Bike Trunk Rack, covering models 103DN, 103DB, QS3, and S103. Users must follow these guidelines to prevent accidents, vehicle damage, or injury.
Safety Warnings
- Do not use off-road: The rack is designed for road use only. Drive conservatively, especially over bumps.
- Vehicle restrictions: Never use the rack on trailers or on the front of vehicles.
- Mounting surfaces: Never hook the rack to rain gutters, roof racks, vertical glass, or rubber/plastic moldings.
- Damage check: Do not use the rack if any part is damaged, worn, or missing.
Installation Guidelines
- Top Hooks: Must be completely hooked over solid metal edges at the top or front of the trunk lid or rear door.
- Bottom Feet: Must be placed on a rigid surface of the car (never on glass) with the bottom foot assembly completely extended.
- Bike Security: Bikes must be securely tied to the rack. Use bike tie-downs or additional straps if necessary.
- Visibility: Car tail lights must remain visible at all times.
Usage and Capacity
- Maximum Capacity: Do not carry more than 3 bicycles (Maximum weight: 100 lbs / 45 kg).
- Prohibited Bikes: Do not transport tandems, mopeds, or recumbents.
Contact Information
For replacement parts or support, contact R. A. Allen Co., Inc. or the respective regional distributor listed in the manual.
Manufacturer: Allen Global FCZO, Dubai, UAE.
Contact: Get Out There Trading, Lisbon, Portugal, +351 211 452 812.
Website: www.allen.bike
Email: [email protected]
Official resources from the manual
Manufacturer information
Allen Sports
Practical help
Common problems
Rack falling off during transport
Ensure top hooks are secured to solid metal edges and not to plastic, rubber, or glass moldings.
Damage to vehicle paint or glass
Ensure bottom feet are placed only on rigid metal surfaces of the car and never on glass.
Bicycles unstable or moving
Ensure bikes are securely tied to the rack using tie-downs or additional straps.
Before use
- Check that all parts are present and not damaged or worn.
- Verify that the vehicle is suitable (no trailers, no front mounting).
- Ensure top hooks are fully engaged on solid metal edges.
- Confirm bottom feet are on a rigid surface and fully extended.
- Verify that car tail lights remain visible.
- Ensure the total weight of bicycles does not exceed 100 lbs.
Specs in practice
- Max Capacity
- 100 lbs (approx. 45 kg) total weight for up to 3 bicycles.
Model compatibility
- Not for use on trailers.
- Not for use on the front of vehicles.
- Not for use off-road.
- Not compatible with tandems, mopeds, or recumbents.
Manual page author
Michael Turner
Technical manual editor
Reviews PDF manuals for structure, safety notes, and practical product details so readers can find the right information quickly.