In production2013–

LEV Integra

mtb– EUR

Origin

KS i900 / KS i950 (early KS droppers — mechanical/cable, limited reliability) Affordable hydraulic dropper alternative to RockShox Reverb — same infinite-adjust feel at lower price KS engineering, Taichung Taiwan. KS founded 1991 as suspension manufacturer before pivoting to dropper specialisation in 2010s. RockShox Reverb (cable), Crank Brothers Joplin, Specialized Command Post OneUp V2, BikeYoke Revive 2, PNW Loam, RockShox Reverb (cable), FOX Transfer Performance

The verdict

+Strengths

Proven design — millions of units in field since 2013, well-understood failure modes
Serviceable via cartridge replacement — no proprietary tools, dealer service common globally
Wide OEM presence means spare parts (cables, cartridges, seal kits) stocked at most LBS
Reasonable weight for the price tier (~565g for 31.6x150mm)
Internal Integra cable head allows clean routing on modern frames
Compatible with any standard 4mm cable-pull remote — third-party levers (Wolf Tooth, PNW) work directly
Available in 100/125/150/175mm — covers most trail/enduro fits
Significantly cheaper than RockShox Reverb (~€100-150 less) and FOX Transfer Factory (~€150-200 less)

−Weaknesses

Heavier than premium competitors — OneUp V2 is ~45-50g lighter at 150mm, with shorter stack
Stack height not class-leading — taller riders on small frames may struggle to slam saddle low enough vs OneUp V2 or BikeYoke Revive
Cable head inside post means servicing the cable head requires removing the post from the frame — slightly less convenient than under-saddle anchor designs
KS Southpaw stock lever is functional but unrefined — most riders eventually upgrade to aftermarket
Sag is the most-reported long-term failure (3-5 year mark) — annoying because it's gradual rather than sudden
Actuator binding from cable contamination is common — needs proper cable maintenance, not a 'fit and forget' post
No travel adjustment via spacers (vs FOX Transfer Gen 3 5mm increments) — buy exact travel needed
Customer-direct warranty support is weaker than RockShox/FOX — most warranty handled by dealer with KS distributor in background

Did you know

01KS LEV Integra is statistically the most-installed dropper post on new mid-range trail bikes globally — combined Cube, Trek mid-tier, Giant, Cannondale, and Merida OEM volume exceeds any single competitor at this price tier.
02The 'Integra' designation refers to the integrated cable head — cable anchors inside the top cap rather than under the saddle. This was a meaningful innovation in 2013 when most frames were just adopting internal routing.
03KS shares the same Taichung industrial cluster as Tektro, KMC, and FSA. Many OEM brands spec multiple Taiwanese components together for logistics simplicity — this is a structural reason for LEV Integra's OEM dominance.
04KS cartridges are sealed and replaced rather than rebuilt at home — same model as RockShox Reverb. Replacement cartridges are widely stocked (~€80-110), making 3-5 year refresh practical rather than buying a new post.
05The LEV Ci (carbon) version uses the exact same internal cartridge as the alloy LEV Integra — the carbon upper tube is the only structural difference. This is why used LEV Ci posts at 30-40% discount are excellent value if the cartridge has been recently replaced.
06KS Southpaw lever is widely considered the 'OK but not great' OEM lever — many riders immediately upgrade to Wolf Tooth ReMote or PNW Loam for ~€60-70 and get a substantially better thumb feel without changing the post itself.
07Common failure mode is NOT cartridge failure — it's cable contamination causing actuator binding. Clean cable + housing replacement (€15 in parts) resolves 80% of 'dropper stopped working' complaints before anyone needs to touch the cartridge.