Description
Challenger Arlington Chain-Over Cylinder Rebuild Seal Kit – 2 Post Lift
This seal kit rebuilds the Arlington-brand chain-over hydraulic cylinder used in Challenger 2-post lifts. The Arlington cylinder is marked with ‘AA’ and has a chain running over a roller at the top. It features two notches in the cap for a spanner wrench, a wire retainer that twists out of a rectangular hole, and a 3-piece main seal. Bore: 2.5 in., stroke: 36.5 in. Verify your cylinder matches before ordering.
Product Information
- Brand / Equipment: Challenger, 2-Post Lift
- Manufacturer / Reference Part Number: 11012
- Store SKU: chr1012
- Component: Hydraulic Cylinder Rebuild Seal Kit – Arlington Chain-Over (one kit per cylinder)
- Cylinder Specs: 2.5 in. bore x 36.5 in. stroke
- Listed Application: Challenger 20000, 21000, 26000, 27000, 28000, 30000, 31000, 33000, 35000 (Arlington cylinder)
Compatible Makes / Verified Fitment Models
- Challenger 26000 (Arlington cylinder)
- Challenger 27000 (Arlington cylinder)
- Challenger 30000 (Arlington cylinder)
- Challenger 31000 (Arlington cylinder)
Replacement / Cross-Reference Numbers
- Challenger PN: 11012
- Challenger PN: 200341
- CL11012
Fitment & Ordering Notes
This kit fits the Arlington chain-over cylinder only. Does not fit stick cylinders (no chain over roller), bottom-disassembly cylinders, or other cylinder brands. If the cylinder does not disassemble from the top with a spanner wrench and wire retainer, do not order this kit. Verify stamping and cylinder type before opening. Call 866-902-6060 for identification help.



