SD-1004 Ab Crunch/Back Strength Machine

The FORCE Series SD-1004 Ab Crunch/Back Strength Machine is a versatile piece of exercise equipment that targets two key areas of the body: the abs and the back. By utilizing this ab crunch and back strengthening machine, one can strengthen one’s core and improve posture. Regular use can help in toning the abdominal muscles, reducing belly fat, and enhancing one’s physique.

The FORCE Series SD-1004 Ab Crunch/Back Strength Machine features a conveniently located adjustment disk for a quick and easy transition between low back extension and abdominal crunch exercises. Although this machine consists of advanced technical mechanisms, it’s easy to use—a TRUE Fitness engineering staple. The SD-1004 Ab Crunch/Back Strength Machine is perfect for any gym or fitness center. Your users will love this machine and will come back again! Our compact back and abdominal exercise machine allows users of all sizes to exercise comfortably and enjoy their workout.

SD-1004 Ab Crunch/Back Strength Machine Product Features:

  • 4-position range of motion adjustment for users to easily change between exercises
  • Overhead grips and rolling back pad pre-stretch the abdominals
  • Lumbar support and large foot platform provide support and encourage proper alignment

View a Downloadable Product Spec Sheet Here

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We offer a variety of high-quality commercial fitness equipment here at TRUE Fitness. Shop for a variety of strength equipment and machines today!


Physical Specifications
Footprint 52.75” x 47.5” x 57” (134 cm x 121 cm x 145 cm)
Machine Weight Standard - 484 lbs (219 kg) Heavy - 564 lbs (256 kg)
10 Years Frames, welds, cams, and weight plates
5 Years Bushings, pivot bearings, gas-shocks, pulleys, and guide rods
1 Year Cables, rubber grips
6 Months Upholstery, hardware, and all other parts not mentioned