REP Fitness Weight Stack Upgrade Lat Pulldown & Low Row 4000/5000 Series
Best weight upgrade for lifters needing heavier resistance on pulley systems.
This upgrade is the essential fix for anyone who has outgrown their home gym’s standard pulley stack. By bumping your capacity to 300lbs with a true 1:1 ratio, you trade a bit of floor space for the heavy-duty resistance needed to actually build serious back and shoulder strength.
$324.99
at
REP Fitness Official Website
Who it's for
- Advanced lifters needing heavier resistance for progressive overload
- Home gym owners prioritizing quick, seamless weight adjustments
- Aesthetic-focused lifters maintaining a cohesive, premium gym setup
Who should skip it
- Budget-conscious buyers seeking maximum value for their investment
- Solo lifters without assistance for heavy, complex assembly
- Lifters expecting true resistance without the 2:1 ratio reduction
Performance breakdown
Resistance Capacity
Pushing the total stack to 300lbs satisfies even advanced strength athletes.
Build Integrity
Hot-rolled steel plates offer the rugged durability expected from REP equipment.
Weight Accuracy
The 1:1 pulley ratio ensures the resistance you select is exactly what you lift.
Installation Simplicity
Straightforward design makes adding the extra stack a manageable one-person job.
Operational Smoothness
Precision engineering keeps the movement fluid and quiet during heavy sets.
System Compatibility
Seamlessly integrates with existing 4000 and 5000 series rack ecosystems.
Key Specs
Adds 100lbs to the existing weight stack
Total weight with upgrade
300lbs
1
1 cable ratio
Durable, hot-rolled steel plates
3% tolerance on plates
Magnetic pin for quick weight selection
Compatible with 4000 and 5000 series racks
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