LEGO Technic Gear Rack 1x8 with Holes (Part 6630)
Extended Reach for Linear Motion
When you need to turn rotation into a long, smooth, and precise straight-line movement, the LEGO® Technic 1x8 Gear Rack is the part for the job. Double the length of its smaller cousin, this gear rack is the foundation for creating larger-scale functions, from the wide steering range of a big truck to the long extension of a crane arm. If your creation needs to slide, extend, or steer with a greater range of motion, this is the essential component you need.
Applications for Large-Scale Builds
This gear rack is the go-to solution for any builder needing to create a robust, long-travel **LEGO linear actuator** or a heavy-duty steering system.
- Wide-Range Steering: The perfect choice for building a **Technic steering system** in larger cars, trucks, and heavy machinery, providing a wider and more realistic turning radius.
- Long Sliding Mechanisms: Engineer smooth-sliding bay doors on a spaceship, create a long retractable bridge, or build a sliding platform with an extended reach.
- Crane Booms & Lifts: Drive the rack with a pinion or worm gear to create powerful and stable lifting systems or long, telescoping booms for your crane MOCs.
Unlock its full potential by pairing it with parts from our Technic gears collection and integrating it securely into your builds using Technic beams and pins and connectors through its convenient mounting holes.
Key Specifications
- Part ID: 6630
- Dimensions: 1x8 Studs with Mounting Holes
- Function: Converts rotational motion into extended linear motion.
- Compatibility: Designed to be driven by any standard Technic spur gear or worm gear.
A Little Piece of Trivia
The 1x8 gear rack has been a staple of the Technic system for decades, first appearing in the late 1980s in classic sets like the 8865 Test Car. It was introduced to give designers and builders the ability to create functions on a much larger scale than was possible with the original 1x4 gear rack. Its simple but effective design has allowed it to remain a relevant and essential part for creating impressive, large-scale mechanical movements in flagship sets ever since.
Ready to go the extra distance? Add this 1x8 gear rack to your inventory and give your creations a greater range of motion!
LEGO® parts are intended for builders aged 4 and up. They may pose a choking hazard for children under 3 years old.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

LEGO Technic Gear Rack 1x8 with Holes (Part 6630)
LEGO Technic Gear Rack 1x8 with Holes (Part 6630)
Extended Reach for Linear Motion
When you need to turn rotation into a long, smooth, and precise straight-line movement, the LEGO® Technic 1x8 Gear Rack is the part for the job. Double the length of its smaller cousin, this gear rack is the foundation for creating larger-scale functions, from the wide steering range of a big truck to the long extension of a crane arm. If your creation needs to slide, extend, or steer with a greater range of motion, this is the essential component you need.
Applications for Large-Scale Builds
This gear rack is the go-to solution for any builder needing to create a robust, long-travel **LEGO linear actuator** or a heavy-duty steering system.
- Wide-Range Steering: The perfect choice for building a **Technic steering system** in larger cars, trucks, and heavy machinery, providing a wider and more realistic turning radius.
- Long Sliding Mechanisms: Engineer smooth-sliding bay doors on a spaceship, create a long retractable bridge, or build a sliding platform with an extended reach.
- Crane Booms & Lifts: Drive the rack with a pinion or worm gear to create powerful and stable lifting systems or long, telescoping booms for your crane MOCs.
Unlock its full potential by pairing it with parts from our Technic gears collection and integrating it securely into your builds using Technic beams and pins and connectors through its convenient mounting holes.
Key Specifications
- Part ID: 6630
- Dimensions: 1x8 Studs with Mounting Holes
- Function: Converts rotational motion into extended linear motion.
- Compatibility: Designed to be driven by any standard Technic spur gear or worm gear.
A Little Piece of Trivia
The 1x8 gear rack has been a staple of the Technic system for decades, first appearing in the late 1980s in classic sets like the 8865 Test Car. It was introduced to give designers and builders the ability to create functions on a much larger scale than was possible with the original 1x4 gear rack. Its simple but effective design has allowed it to remain a relevant and essential part for creating impressive, large-scale mechanical movements in flagship sets ever since.
Ready to go the extra distance? Add this 1x8 gear rack to your inventory and give your creations a greater range of motion!
LEGO® parts are intended for builders aged 4 and up. They may pose a choking hazard for children under 3 years old.
Original: $1.44
-65%$1.44
$0.50Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Extended Reach for Linear Motion
When you need to turn rotation into a long, smooth, and precise straight-line movement, the LEGO® Technic 1x8 Gear Rack is the part for the job. Double the length of its smaller cousin, this gear rack is the foundation for creating larger-scale functions, from the wide steering range of a big truck to the long extension of a crane arm. If your creation needs to slide, extend, or steer with a greater range of motion, this is the essential component you need.
Applications for Large-Scale Builds
This gear rack is the go-to solution for any builder needing to create a robust, long-travel **LEGO linear actuator** or a heavy-duty steering system.
- Wide-Range Steering: The perfect choice for building a **Technic steering system** in larger cars, trucks, and heavy machinery, providing a wider and more realistic turning radius.
- Long Sliding Mechanisms: Engineer smooth-sliding bay doors on a spaceship, create a long retractable bridge, or build a sliding platform with an extended reach.
- Crane Booms & Lifts: Drive the rack with a pinion or worm gear to create powerful and stable lifting systems or long, telescoping booms for your crane MOCs.
Unlock its full potential by pairing it with parts from our Technic gears collection and integrating it securely into your builds using Technic beams and pins and connectors through its convenient mounting holes.
Key Specifications
- Part ID: 6630
- Dimensions: 1x8 Studs with Mounting Holes
- Function: Converts rotational motion into extended linear motion.
- Compatibility: Designed to be driven by any standard Technic spur gear or worm gear.
A Little Piece of Trivia
The 1x8 gear rack has been a staple of the Technic system for decades, first appearing in the late 1980s in classic sets like the 8865 Test Car. It was introduced to give designers and builders the ability to create functions on a much larger scale than was possible with the original 1x4 gear rack. Its simple but effective design has allowed it to remain a relevant and essential part for creating impressive, large-scale mechanical movements in flagship sets ever since.
Ready to go the extra distance? Add this 1x8 gear rack to your inventory and give your creations a greater range of motion!
LEGO® parts are intended for builders aged 4 and up. They may pose a choking hazard for children under 3 years old.























