Saddlemen Step Up Seat for 2018-23 Harley Softail Fat Boy here – Lattice stitch, black and brown finishes—made for the Harley Softail Fat Boy (2018–2024–2025 model years).
Fitment – Step Up Seat for 2018-23 Harley Softail Fat Boy for sale
Fits Softail Fat Boys from 2018–2023, and certain 2024 models are compatible.
Both engine versions 107 and 114 can use it.
Direct bolt-on—no changes are required. 
Construction & Comfort – Purchase Saddlemen Step Up Seat for 2018-23 Harley Softail Fat Boy
Gel-Core Technology: A special combination of memory foam and SaddleGelTM that lessens rider fatigue and road shock.
Ultra-Foam: Self-skinning for water resistance, molded for uniform density.
SaddleHyde Cover: Made of a synthetic, leather-like material that is easy to clean, long-lasting, and UV-resistant.
Excellent for aggressive riding, the step-up design locks the rider into place and provides high lumbar support.
Although there has a passenger compartment, it is smaller than the touring seats and is more suitable for quick trips than lengthy ones.
Style Options – Order Step Up Seat for 2018-23 Harley Softail Fat Boy
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Tuck-and-Roll (classic horizontal stitched lines).
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Lattice Stitch (LS) — diamond-pattern stitching, available in black or brown.
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Lumbar Gripper — textured rider area for extra grip.
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Some retailers offer custom stitch color options.
Dimensions
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Overall length: ~27″
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Rider seat width: ~12.5″
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Passenger seat width: ~6.5″
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Rider seating length: ~13.5″
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Passenger seating length: ~10.25″
Installation
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Includes mounting hardware and instructions.
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Simple bolt-on using factory mounting points.
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Made in the USA.
Pros & Cons from Riders
Pros
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Excellent rider positioning & control.
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Firm support for long-term back comfort (once broken in).
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Stylish upgrade over stock seat.
Cons
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Firm at first — takes 500–1000 miles to break in.
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Passenger comfort is limited compared to touring seats.
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Michael Harris –
It provides a firm but comfortable ride and locks me into the perfect position. The craftsmanship is top-notch, and it adds a stylish touch to the bike. Excellent choice for both short trips and long-distance riding.