DDR003 Leg Press/Hack Squat Machine â€“ Dual-function lower body training.

DDR003 Leg Press/Hack Squat dimensions â€“ 86" L x 45.2" W x 59.1" H.

Exercises and muscles targeted

Exercise	Muscles Targeted
Leg Press (standard stance)	Quadriceps (Rectus Femoris, Vastus Lateralis, Vastus Medialis, Vastus Intermedius, primary), Gluteus Maximus (primary), Hamstrings (secondary), Adductors (secondary), Gastrocnemius (stabiliser)
Leg Press — High Foot Placement	Gluteus Maximus (increased hip extension demand, primary), Hamstrings (secondary), Quadriceps (secondary), Adductor Magnus (secondary)
Leg Press — Wide Stance	Adductor Magnus (inner thigh, significantly increased, primary), Gluteus Maximus (primary), Quadriceps (secondary), Gluteus Medius (stabiliser)
Hack Squat (standard depth)	Quadriceps — All Four Heads (maximum knee extension demand at depth, primary), Gluteus Maximus (primary at full squat depth), Hamstrings (secondary), Adductors (secondary), Gastrocnemius (secondary)
Hack Squat — Pause at Bottom	Quadriceps and Gluteus Maximus (maximum time under tension at deepest squat position, eliminates stretch reflex), Hamstrings, Adductors (sustained load at full depth)
Hack Squat — Slow Eccentric	Quadriceps (eccentric loading through full descent to depth, maximum hypertrophy stimulus at lengthened position), Gluteus Maximus (eccentric), Hamstrings (eccentric)

The leg press and hack squat train the same bilateral lower body muscles through mechanically different press and squat patterns that produce distinct training stimuli. The leg press loads the quad and glute through a horizontal press at a fixed back angle, which is the most loading-efficient format for accumulating bilateral leg volume at heavy plate loads. The hack squat positions the body in an upright squat stance with the back supported, which drives deeper knee flexion and greater VMO and quad sweep development than the angled press position. Running both movements across a leg training session or alternating them across the training week covers the full quad and glute development spectrum from a single machine station.

Who this machine is built for

Serious Home Gym Builders
The DDR003 at 86.0" × 45.2" delivers both leg press and hack squat training from one machine that fits within the footprint of a single standard leg press. For a home gym where floor space determines which machines are feasible, covering two compound lower body movements from one station at 661 lbs training load represents the highest value bilateral lower body investment available in the DDR series.

Bodybuilders and Physique Athletes
Quad sweep from the VMO and outer quad, posterior quad thickness, and glute development all respond to the combination of leg press volume at heavy bilateral loads and hack squat depth that drives maximum quad recruitment through the full stretch position. The DDR003 allows both stimuli to be programmed within a single session using the same plate loading, and the five-position footplate provides the stance angle adjustments needed to systematically shift emphasis between quad, glute, and adductor development across the training cycle.

Beginners and Intermediate Lifters
The leg press mode is the safest entry point for bilateral lower body loading for users developing their squat mechanics, as the back support and guided carriage remove the balance, core, and bar path demands of a barbell squat while delivering the same muscle stimulus at controlled progressive loads. As confidence and strength develop, the hack squat mode provides a supported squat environment that transitions the movement pattern toward vertical loading before a free barbell squat.

Powerlifters and Strength Athletes
Bilateral quad and glute volume from leg press and hack squat supports competition squat performance by developing quad extension strength and glute drive at loads and volumes that are impractical to achieve entirely from barbell squatting. The DDR003 allows this accessory volume to accumulate at 661 lbs training load without the spinal loading that high-volume barbell squatting generates, making it practical to add substantial lower body pressing volume without overstressing the lumbar spine.

Commercial Gym Owners and Operators
A dual leg press and hack squat machine covers two of the most-requested lower body training categories from one commercial footprint. The linear bearing system provides quiet, consistent carriage movement across high daily use volumes, the urethane bumpers protect the frame from carriage impact during heavy commercial sessions, and the sliding safety handles allow users of different heights and experience levels to enter and exit safely without operator assistance.

How to setup and use

Setting Up for Leg Press

Load Olympic plates evenly on each side within the 661 lb training load capacity.
Set the back pad and carriage to the leg press configuration — the back pad supports the lumbar and thoracic spine in the reclined press position.
Adjust the footplate to one of five angle positions based on the training target: lower angle for quad emphasis, higher position for glute and hamstring emphasis, and shoulder-width foot placement as the baseline starting position.
Sit against the back pad, place both feet on the footplate at the chosen stance, and grip the side handles.
Disengage the sliding safety handles from the locked position to release the carriage before beginning the first rep.

Performing the Leg Press

From the starting position with the knees bent and the carriage at the top of the press range, lower the carriage by bending the knees toward the chest under control.
Press the carriage back up to the starting position by driving through the full foot surface, extending knees and hips simultaneously.
At the end of each set, engage the sliding safety handles to lock the carriage before removing feet from the footplate.

Setting Up for Hack Squat

Adjust the back pad to the hack squat upright angle and position the shoulder pads over the shoulders.
Set the footplate to the appropriate angle for the chosen stance and depth target.
Step onto the footplate, place the shoulders under the shoulder pads, and disengage the safety handles to begin.

Performing the Hack Squat

Lower into the squat by bending the knees and hips simultaneously, following the guided carriage path to the desired depth.
Drive back to the starting position by extending both legs against the carriage load.
Engage the safety handles at the end of the set before stepping off the footplate.

Owner's Manual

Access the complete assembly guide, parts list, and maintenance schedule below.

Download Owners Manual

Shipping & Delivery

All Dynasty Fitness equipment ships free across the 48 contiguous US states via freight carrier. If the product description says preorder, we'll send you an estimated delivery date via email.

Estimated delivery: 7–14 business days from order confirmation. You will receive a tracking number and a delivery window confirmation call before your shipment arrives. Deliveries are curbside standard, white glove delivery to room of choice is available at checkout.

Returns: Free within 30 days of delivery. Items must be in original condition and packaging. Refunds processed within 5 business days of return receipt.

Questions? Contact our team at:
📧Email: info@thedynastyfitness.com
📞Call: +1 (213)-584-0858

Need a buying guide?

Looking for one to one support before making final decision?
Feel free to contact us. Our expert support team would love to assist you.

Need Installation Help?

We have partnered with another company to help provide installation around the country. Please use the link below to see the price per machine for installation
See Installation Rates

Payment & Security

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Save 16%

Leg Press/Hack Squat DDR003

$1,999.00

$1,999.00 ~~$2,399.00~~ 16% off (Save$400.00 )

Commercial Grade
Pay With HFA/FSA

Free Shipping

The Dynasty Fitness DDR003 Leg Press/Hack Squat is a dual-function plate-loaded machine that delivers both the leg press and the hack squat from one linear bearing guided carriage, covering two of the most effective bilateral lower body compound movements without requiring two machines or two footprints. The leg press mode trains the quadriceps, glutes, and hamstrings through a controlled horizontal press that is the most accessible heavy bilateral leg exercise for users across all training levels. The hack squat mode simulates a deep squat with full back support, driving maximum quad and glute depth engagement while removing the lower back and core stabilisation demands of a free barbell squat. Switching between modes requires only adjustment of the back pad and foot platform - no tools, no setup delay. A five-position adjustable footplate sets foot angle for different ankle mobility levels and muscle emphasis targets, and sliding safety handles with reinforced locking pins allow fast carriage positioning and secure solo training at maximum load. Built from 1.97" × 0.94" commercial-grade steel at 86.0" × 45.2" × 59.1" with a 661 lb training load capacity, the DDR003 is built for commercial gyms, personal training studios, and serious home gym setups where both leg press and hack squat training are programming priorities.

Dual-function plate-loaded machine covering leg press and hack squat from one linear bearing guided carriage at 661 lbs maximum training load, eliminating the need for two separate machines and two separate floor footprints in a leg training area
Linear bearing guide system provides frictionless, consistent carriage travel under heavy plate loads so the movement quality stays identical across warm-up sets and maximum working weight without the resistance variation that worn mechanical alternatives produce
Five-position adjustable footplate sets the press and squat angle for different ankle dorsiflexion levels and training targets, shifting emphasis between quad-dominant low foot placement, balanced shoulder-width pressing, and glute-dominant high foot placement across the same session
Sliding safety handles with reinforced locking pins allow the carriage to be secured at any position for solo training entry, exit, and mid-set safety stops at up to 661 lbs training load and 397 lbs user weight

Limited time offer

Get 20% off when you order 4 or more pieces of equipment!

Exercises and muscles targeted

Exercise	Muscles Targeted
Leg Press (standard stance)	Quadriceps (Rectus Femoris, Vastus Lateralis, Vastus Medialis, Vastus Intermedius, primary), Gluteus Maximus (primary), Hamstrings (secondary), Adductors (secondary), Gastrocnemius (stabiliser)
Leg Press — High Foot Placement	Gluteus Maximus (increased hip extension demand, primary), Hamstrings (secondary), Quadriceps (secondary), Adductor Magnus (secondary)
Leg Press — Wide Stance	Adductor Magnus (inner thigh, significantly increased, primary), Gluteus Maximus (primary), Quadriceps (secondary), Gluteus Medius (stabiliser)
Hack Squat (standard depth)	Quadriceps — All Four Heads (maximum knee extension demand at depth, primary), Gluteus Maximus (primary at full squat depth), Hamstrings (secondary), Adductors (secondary), Gastrocnemius (secondary)
Hack Squat — Pause at Bottom	Quadriceps and Gluteus Maximus (maximum time under tension at deepest squat position, eliminates stretch reflex), Hamstrings, Adductors (sustained load at full depth)
Hack Squat — Slow Eccentric	Quadriceps (eccentric loading through full descent to depth, maximum hypertrophy stimulus at lengthened position), Gluteus Maximus (eccentric), Hamstrings (eccentric)

Who this machine is built for

How to setup and use

Setting Up for Leg Press

Load Olympic plates evenly on each side within the 661 lb training load capacity.
Set the back pad and carriage to the leg press configuration — the back pad supports the lumbar and thoracic spine in the reclined press position.
Adjust the footplate to one of five angle positions based on the training target: lower angle for quad emphasis, higher position for glute and hamstring emphasis, and shoulder-width foot placement as the baseline starting position.
Sit against the back pad, place both feet on the footplate at the chosen stance, and grip the side handles.
Disengage the sliding safety handles from the locked position to release the carriage before beginning the first rep.

Performing the Leg Press

From the starting position with the knees bent and the carriage at the top of the press range, lower the carriage by bending the knees toward the chest under control.
Press the carriage back up to the starting position by driving through the full foot surface, extending knees and hips simultaneously.
At the end of each set, engage the sliding safety handles to lock the carriage before removing feet from the footplate.

Setting Up for Hack Squat

Adjust the back pad to the hack squat upright angle and position the shoulder pads over the shoulders.
Set the footplate to the appropriate angle for the chosen stance and depth target.
Step onto the footplate, place the shoulders under the shoulder pads, and disengage the safety handles to begin.

Performing the Hack Squat

Lower into the squat by bending the knees and hips simultaneously, following the guided carriage path to the desired depth.
Drive back to the starting position by extending both legs against the carriage load.
Engage the safety handles at the end of the set before stepping off the footplate.

Owner's Manual

Access the complete assembly guide, parts list, and maintenance schedule below.

Download Owners Manual

Shipping & Delivery

All Dynasty Fitness equipment ships free across the 48 contiguous US states via freight carrier. If the product description says preorder, we'll send you an estimated delivery date via email.

Returns: Free within 30 days of delivery. Items must be in original condition and packaging. Refunds processed within 5 business days of return receipt.

Questions? Contact our team at:
📧Email: info@thedynastyfitness.com
📞Call: +1 (213)-584-0858

Need a buying guide?

Looking for one to one support before making final decision?
Feel free to contact us. Our expert support team would love to assist you.

Need Installation Help?

We have partnered with another company to help provide installation around the country. Please use the link below to see the price per machine for installation
See Installation Rates

Payment & Security

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Leg Press/Hack Squat DDR003

$1,999.00

$1,999.00 ~~$2,399.00~~ 16% off (Save$400.00 )

Key Features

Dual-Function Leg Press and Hack Squat

The DDR003 covers both exercises through a single linear bearing guided carriage that reconfigures between modes by adjusting the back pad angle and shoulder pad position. Leg press mode keeps the back reclined for horizontal press mechanics targeting quad and glute at high bilateral loads. Hack squat mode positions the back upright with shoulder pads engaged for the vertical squat pattern that drives deeper knee flexion and greater VMO and quad stretch. No tools are required to switch between modes, making within-session exercise transitions practical.

Linear Bearing Carriage System

The carriage travels on a linear bearing guide system that delivers consistent, low-friction movement throughout the press and squat range regardless of the plate load. Linear bearings provide more uniform travel resistance than mechanical sliders or rollers, which produces a more natural feel through the range of motion and reduces wear across heavy commercial use cycles. The consistent carriage travel makes load management more accurate because the resistance encountered matches the plate load rather than varying with mechanical friction.

Five-Position Adjustable Footplate

The footplate adjusts to five angles to match different ankle dorsiflexion levels and training targets within both leg press and hack squat modes. Lower angles reduce the ankle demand and suit users with limited dorsiflexion. Higher angles allow greater forward knee travel for deeper quad loading. Foot height and width positioning on the footplate further shifts emphasis between the quadriceps, gluteus maximus, and adductors without any footplate change providing five starting angle options plus full stance width variation from a single footplate setup.

Sliding Safety Handles with Locking Pins

Two carriage handles travel with the sled through the full range of motion and lock the carriage securely at any position via reinforced locking pins. The sliding design means the handles are always within reach regardless of where in the range the carriage sits, eliminating the fixed-position safety bar that standard leg press machines use. Locking the carriage mid-set, at the starting position, or between users takes one motion and holds the full rated load securely.

Thick Ergonomic Padding and Urethane Bumpers

Multi-position shoulder, back, and seat pads are constructed from high-density foam wrapped in durable vinyl, distributing contact load across the full shoulder blade, lumbar, and seat contact areas during both leg press and hack squat use. Urethane bumpers integrated at the carriage retraction endpoints protect the frame and carriage from metal-to-metal contact during heavy sets where the carriage reaches its travel limit, reducing frame impact noise and extending the service life of both the carriage and the guide system.

Product Information
Product Name	Leg Press/Hack Squat
Model	DDR003
Series	DDR Series
Product Type	Dual-Function Plate-Loaded Leg Press and Hack Squat Machine
Supported Movements	Leg press and hack squat — tool-free mode switching
Target Muscles	Quadriceps, Gluteus Maximus (primary), Hamstrings, Adductors (secondary)
Grade	Commercial
Dimensions and Weight
Length	86.0 in (218.4 cm)
Width	45.2 in (114.8 cm)
Height	59.1 in (150.1 cm)
Net Weight	331 lbs (150.1 kg)
Load and User Capacity
Maximum Training Load	661 lbs (300 kg)
Maximum User Weight	397 lbs (180 kg)
Loading System	Plate-loaded — Olympic plates, bilateral weight horns
Carriage and Guide System
Guide System	Linear bearing carriage on guide rods — low-friction, consistent travel
Safety Handles	Sliding — travel with carriage, reinforced locking pins, secure at any position
Bumpers	Urethane — integrated at carriage retraction endpoints, frame protection
Adjustability and Padding
Footplate Positions	5 positions — accommodates ankle mobility variation and muscle emphasis targets
Pads	Shoulder, back, and seat pads — high-density foam, durable vinyl
Mode Switching	Tool-free — back pad angle and shoulder pad adjustment only
Frame and Construction
Frame Tubing	1.97" × 0.94" commercial-grade steel
Finish	Powder-coated steel
Indoor Use Only	Yes

Q: How do I switch between leg press and hack squat mode?
A: Switching between modes requires adjusting the back pad angle and positioning the shoulder pads for hack squat mode or repositioning them out of contact for leg press mode. No tools are required and no plates need to be removed to make the switch. The carriage guide system functions identically in both modes — only the body orientation and pad configuration change. Most users complete the full mode adjustment in under a minute, making within-session leg press to hack squat transitions practical.

Q: What is the difference in muscle emphasis between leg press and hack squat on this machine?
A: Leg press mode keeps the torso reclined and the movement primarily horizontal, which allows heavier absolute bilateral loads and emphasises the quad and glute through the press path. Hack squat mode keeps the torso upright against the back pad with the shoulders loaded, which drives a deeper knee flexion position and places greater emphasis on the VMO and outer quad sweep through the full squat depth. Both modes train the same primary muscles but the hack squat's vertical squat pattern typically recruits the quadriceps through a deeper range, producing a more complete quad development stimulus alongside the pressing volume from leg press sets.

Q: How does the five-position footplate change the training?
A: Each footplate angle changes the relationship between the knee and ankle through the press and squat range. A lower footplate angle reduces the ankle dorsiflexion requirement and suits users with limited ankle mobility, while also allowing the knee to travel further forward for greater quad loading at the bottom. A higher footplate angle increases the hip extension component and shifts more of the load toward the glutes and hamstrings. Foot width further modifies this by adding adductor involvement at wider stances. The five positions cover the full muscle emphasis range from quad-dominant to glute-dominant pressing and squatting without any footplate removal.

Q: Is the DDR003 suitable for beginners?
A: Yes. The leg press mode on the DDR003 is one of the most appropriate heavy lower body exercises for beginners because the back support and guided carriage remove the balance, core stabilisation, and bar path demands that make barbell squatting technically challenging for new lifters. The sliding safety handles and locking pins allow the carriage to be secured at any position, making entry, exit, and mid-set stops safe without a spotter. As strength and confidence develop, the hack squat mode can be introduced progressively as a supported bridge toward more vertical loading patterns.

Q: What is the maximum user weight rating and why does it matter?
A: The DDR003 is rated to a maximum user weight of 397 lbs (180 kg). This rating is the total body weight the machine's frame, carriage, and guide system are designed to support safely alongside the training load. It is not a weight stack limit — it is the structural body weight limit for the user during training. Users approaching or exceeding this rating should not use the machine regardless of the plate load being used. The 397 lb rating comfortably covers the full range of commercial gym user body weights encountered in practice.

Q: What Dynasty Fitness machines pair with the DDR003 for a complete lower body programme?
A: The DDR003 covers bilateral leg pressing and hack squatting for quad and glute compound volume. Pair it with the Kneeling Leg Curl DSH014 for hamstring isolation in the hip-extended position that leg press and hack squat movements do not address with equivalent targeted load. The Leg Extension DSH017 adds isolated quad knee extension stimulus following compound press volume. The Seated Calf Raise DSH015 and Standing Calf Raise DSA019 complete the lower limb training area by adding gastrocnemius and soleus development alongside the bilateral pressing work of the DDR003.

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We are committed to equipment that stands the test of time — and to making sure the people who train the hardest have access to the tools that match their effort.