{"id":2218,"date":"2026-06-23T09:02:45","date_gmt":"2026-06-23T09:02:45","guid":{"rendered":"https:\/\/hydrauliccylindersprice.com\/?post_type=product&p=2218"},"modified":"2026-06-23T09:02:46","modified_gmt":"2026-06-23T09:02:46","slug":"custom-hydraulic-cylinder-for-forklift-steering","status":"publish","type":"product","link":"https:\/\/hydrauliccylindersprice.com\/cs\/produkt\/custom-hydraulic-cylinder-for-forklift-steering\/","title":{"rendered":"Custom Hydraulic Cylinder for Forklift Steering"},"content":{"rendered":"
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OEM & ODM \u00b7 Made to Specification \u00b7 ISO 9001 \u00b7 MOQ 1 Piece<\/div>\n

Custom Forklift Steering Hydraulic Cylinder<\/h2>\n

Standard steering cylinders fit standard forklifts. But forklift OEMs designing a new platform, attachment manufacturers integrating steering into a custom vehicle, and fleet operators replacing obsolete cylinders on legacy equipment all face the same problem: the catalogue dimensions do not match. The bore is 5 mm too large, the mounting centres are 15 mm off, the port location interferes with a frame member, or the required seal specification exceeds the standard offering. This is where custom manufacturing replaces catalogue shopping. Korea Ever-Power engineers and produces custom forklift steering hydraulic cylinders<\/a> from your drawings or from your application requirements \u2014 one piece for prototyping, one million pieces for volume production.<\/p>\n

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1.2M<\/div>\n
pcs\/year capacity<\/div>\n<\/div>\n
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1 pc<\/div>\n
MOQ<\/div>\n<\/div>\n
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ISO 9001<\/div>\n
Certified<\/div>\n<\/div>\n
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100%<\/div>\n
Tested<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n

<\/p>\n

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From Your Drawing to Delivered Cylinders \u2014 The OEM Workflow<\/h2>\n

Korea Ever-Power operates both OEM (build to your complete drawing) and ODM (engineer the design from your application spec) manufacturing streams. Both follow the same quality process but enter the workflow at different points.<\/p>\n

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STEP 1<\/div>\n

Requirement Submission<\/strong><\/p>\n

Submit your engineering drawing (OEM) or provide the application parameters \u2014 bore range, stroke, working pressure, mounting type, port position, seal specification, and any environmental requirements such as temperature range, corrosion resistance, or food-grade compliance (ODM).<\/p>\n<\/div>\n

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STEP 2<\/div>\n

Engineering Review<\/strong><\/p>\n

Our hydraulic engineering team reviews the specification for manufacturability, verifies the pressure\/bore\/wall-thickness relationship against ISO 6022 \/ ISO 6020 standards, and confirms the seal configuration. For ODM projects, we produce a preliminary assembly drawing for your approval before tooling begins.<\/p>\n<\/div>\n

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STEP 3<\/div>\n

Prototype & Validation<\/strong><\/p>\n

First-article production, dimensional inspection report, hydrostatic proof test at 1.5\u00d7 working pressure, and leakage test per ISO 10100. We ship the prototype with a full inspection certificate. You install, test, and provide feedback. Design modifications are incorporated before production release.<\/p>\n<\/div>\n

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STEP 4<\/div>\n

Volume Production<\/strong><\/p>\n

Series production on dedicated CNC lines with in-process SPC monitoring. Every cylinder 100% pressure-tested. Packaging per your specification \u2014 individual poly bags, foam-lined cartons, wooden crates, or custom branded packaging. Delivery scheduling via blanket orders with monthly call-off quantities.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

\"Hydraulic<\/p>\n

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What You Specify \u2014 Every Parameter Is Configurable<\/h2>\n

Unlike standard catalogue cylinders where the bore, stroke, and ports are fixed, the custom steering cylinder program accepts your specification on every functional parameter. The table below lists the design variables and the range of options available for each.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Design Parameter<\/th>\nAvailable Range \/ Options<\/th>\n<\/tr>\n<\/thead>\n
Cylinder Action<\/td>\nDouble-acting (standard for steering) or single-acting<\/td>\n<\/tr>\n
Bore Diameter<\/td>\n\u03a625 \u2013 \u03a6200 mm (steering typically \u03a650\u2013\u03a6100)<\/td>\n<\/tr>\n
Rod Diameter<\/td>\nCalculated per bore and pressure; single-rod or dual-rod configurations<\/td>\n<\/tr>\n
Stroke<\/td>\nAny dimension; symmetric dual-stroke for centre-mount steering<\/td>\n<\/tr>\n
Working Pressure<\/td>\nUp to 35 MPa (wall thickness and material grade adjusted accordingly)<\/td>\n<\/tr>\n
Body Material<\/td>\n20# carbon steel (standard), 45# medium carbon steel (high-strength), stainless steel (corrosion)<\/td>\n<\/tr>\n
Rod Material & Finish<\/td>\nC45 \/ SAE 1045 induction hardened + hard chrome; ceramic rod coating available for extreme wear<\/td>\n<\/tr>\n
Seal Brands<\/td>\nParker, NOK, Hallite, Busak Shamban \u2014 or customer-specified brand<\/td>\n<\/tr>\n
Mounting Type<\/td>\nClevis, trunnion, flange, cross-tube, spherical bearing \u2014 per your geometry<\/td>\n<\/tr>\n
Port Configuration<\/td>\nBSP, metric, SAE O-ring, JIC \u2014 any thread standard, any position on the barrel<\/td>\n<\/tr>\n
External Finish<\/td>\nE-coat, powder coat, zinc plating, nickel plating \u2014 any colour RAL code<\/td>\n<\/tr>\n
Branding<\/td>\nKorea Ever-Power, your OEM brand, or unbranded per your requirement<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n

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Premium Seal Brands \u2014 Your Choice, Your Standard<\/h2>\n

The seal brand determines the cylinder’s leak-free service life, temperature range, and chemical compatibility. Many forklift OEMs mandate a specific seal supplier as part of their global sourcing standard. Korea Ever-Power maintains direct supply relationships with the four major hydraulic seal manufacturers, allowing you to specify the exact seal brand and compound in your custom cylinder.<\/p>\n

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Parker Hannifin<\/strong><\/p>\n

Global standard for forklift OEM applications. Parker Pr\u00e4difa and Parker Polypac rod seal profiles offer the widest temperature range (-40\u00b0C to +110\u00b0C) and the broadest chemical resistance portfolio. Most commonly specified by European and North American forklift OEMs.<\/p>\n<\/div>\n

NOK Corporation<\/strong><\/p>\n

Dominant in Japanese and Korean forklift OEM supply chains. NOK seal compounds are formulated for the specific hydraulic oil grades used by Toyota, Komatsu, Mitsubishi, and Hyundai forklift platforms. Preferred when the cylinder must match an existing Japanese-origin seal specification.<\/p>\n<\/div>\n

Hallite Seals<\/strong><\/p>\n

Specialist heavy-duty seal profiles for high-cycle steering applications. Hallite’s PTFE-based rod seals offer exceptionally low friction and long service life in rapid-cycle steering systems \u2014 reducing the steering effort the operator feels at the wheel and extending the maintenance interval.<\/p>\n<\/div>\n

Busak Shamban (Trelleborg)<\/strong><\/p>\n

Premium European seal profiles with advanced material compounds for extreme-environment applications \u2014 cold storage (-40\u00b0C), food-grade washdown, and high-contamination outdoor operations. The Turcon and Zurcon material families cover applications that exceed the temperature or chemical limits of standard NBR and polyurethane seals.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Quality Assurance \u2014 Every Cylinder 100% Tested<\/h2>\n

Custom manufacturing carries a higher quality risk than standard catalogue production because every new design introduces new dimensional relationships that have not been validated by millions of production hours. Korea Ever-Power mitigates this risk through a multi-stage quality process that tests both the design and the production execution.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n
Quality Gate<\/th>\nWhat Is Checked<\/th>\nStandard Applied<\/th>\n<\/tr>\n<\/thead>\n
Incoming Material<\/td>\nSteel tube mill certificate, chrome rod hardness, seal compound batch report<\/td>\nEN 10204 Type 3.1<\/td>\n<\/tr>\n
Machining Inspection<\/td>\nBore diameter, bore surface finish (Ra), rod concentricity, port thread gauge<\/td>\nISO 6020\/6022<\/td>\n<\/tr>\n
Weld Inspection<\/td>\nVisual, dimensional, and penetrant testing on all structural welds<\/td>\nISO 5817 Class B<\/td>\n<\/tr>\n
Proof Pressure Test<\/td>\n1.5\u00d7 working pressure, hold 2 minutes, zero deformation<\/td>\nISO 10100<\/td>\n<\/tr>\n
Leakage Test<\/td>\nRated pressure, 3-minute hold, zero external leakage, internal leakage per spec<\/td>\nISO 10100<\/td>\n<\/tr>\n
Function Test<\/td>\nFull stroke extension\/retraction, speed, cushioning (if specified)<\/td>\nCustomer spec<\/td>\n<\/tr>\n
Final Inspection<\/td>\nDimensional report, surface finish, paint\/coating thickness, marking\/branding<\/td>\nCustomer drawing<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
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ISO 9001:2015<\/div>\n
Quality Management<\/div>\n<\/div>\n
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ISO 14001<\/div>\n
Environmental<\/div>\n<\/div>\n
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ISO 45003<\/div>\n
OH&S Management<\/div>\n<\/div>\n<\/div>\n<\/section>\n

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When Custom Manufacturing Makes More Sense Than Standard<\/h2>\n

A standard catalogue cylinder is always cheaper than a custom one \u2014 if it fits. The situations below represent the cases where custom manufacturing provides a technical or commercial advantage that the catalogue cannot.<\/p>\n

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New Vehicle Platform Development<\/strong><\/p>\n

When an OEM is designing a new forklift model, the steering geometry is optimised for the vehicle’s wheelbase, axle track, and turning radius requirements \u2014 not for an existing cylinder catalogue. The cylinder dimensions follow from the vehicle design, not the other way around. Custom manufacturing allows the cylinder to integrate seamlessly into the optimised geometry rather than forcing the vehicle design to accommodate a catalogue cylinder.<\/p>\n<\/div>\n

Legacy Equipment \u2014 Obsolete Cylinder Replacement<\/strong><\/p>\n

Forklifts manufactured 15\u201330 years ago use steering cylinders from suppliers that may no longer exist. The original part numbers are discontinued, and no aftermarket equivalent is available. Custom manufacturing from the original drawing (or from reverse-engineering measurements taken from the failed cylinder) produces a direct replacement that restores the vehicle to its original steering specification without modification to the axle or linkage.<\/p>\n<\/div>\n

Seal Brand Standardisation Across a Fleet<\/strong><\/p>\n

Large forklift fleets (200+ vehicles) with multiple makes and models maintain dozens of different seal kit part numbers. By specifying all custom replacement cylinders with a single seal brand (e.g., Parker throughout), the fleet reduces its seal inventory from dozens of part numbers to a manageable few \u2014 cutting parts inventory cost and eliminating the risk of installing the wrong seal in the wrong cylinder.<\/p>\n<\/div>\n

Extreme Environment Specifications<\/strong><\/p>\n

Standard catalogue steering cylinders are designed for -20\u00b0C to +80\u00b0C with standard NBR seals. Forklifts operating in blast freezers (-40\u00b0C), foundries (+120\u00b0C), marine salt-air environments, or food-processing washdown zones need seal materials, surface treatments, and coating specifications that no standard catalogue cylinder offers. Custom manufacturing addresses the specific environmental requirements with the appropriate material selection.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

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Base Architecture \u2014 16 Components, Fully Customisable<\/h2>\n

Every custom steering cylinder is built on the same proven 16-component architecture used in the Korea Ever-Power standard steering cylinder range. The architecture provides the structural foundation; the custom dimensions, materials, and seals adapt it to your specific application.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n
#<\/th>\nComponent<\/th>\n#<\/th>\nComponent<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>\nHex Bolt<\/td>\n9<\/td>\nDust Wiper<\/td>\n<\/tr>\n
2<\/td>\nClevis<\/td>\n10<\/td>\nRod Seal<\/td>\n<\/tr>\n
3<\/td>\nSpring Washers<\/td>\n11<\/td>\nDu Bush<\/td>\n<\/tr>\n
4<\/td>\nHex Nut<\/td>\n12<\/td>\nCylinder Housing Assy<\/td>\n<\/tr>\n
5<\/td>\nGuide Bush<\/td>\n13<\/td>\nHole Seal<\/td>\n<\/tr>\n
6<\/td>\nO-Ring<\/td>\n14<\/td>\nPiston<\/td>\n<\/tr>\n
7<\/td>\nO-Ring<\/td>\n15<\/td>\nO-Ring<\/td>\n<\/tr>\n
8<\/td>\nRound Wire<\/td>\n16<\/td>\nPiston Rod<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n

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Production Scale \u2014 From 1-Piece Prototype to Million-Unit Annual Contracts<\/h2>\n

\"Korea<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n
Annual Production Capacity<\/td>\n1,200,000 cylinders per year<\/td>\n<\/tr>\n
Minimum Order Quantity<\/td>\n1 piece (prototype \/ reverse-engineering)<\/td>\n<\/tr>\n
CNC Equipment<\/td>\n300+ sets \u2014 CNC lathes, honing machines, machining centres, robotic welders<\/td>\n<\/tr>\n
Assembly Lines<\/td>\n4 semi-auto lift cylinder lines + 1 fully-auto tilt cylinder line + special cylinder shop<\/td>\n<\/tr>\n
Service Model<\/td>\nOEM (build-to-print) + ODM (design + build)<\/td>\n<\/tr>\n
Sample Lead Time<\/td>\nBased on design complexity \u2014 typically 2\u20134 weeks<\/td>\n<\/tr>\n
Packaging<\/td>\nCrate, pallet, carton, or custom branded packaging<\/td>\n<\/tr>\n
Documentation<\/td>\nInspection report, test certificate, material traceability \u2014 provided per order<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n

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Custom Steering Cylinder \u2014 Frequently Asked Questions<\/h2>\n
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I do not have an engineering drawing \u2014 can you still produce a custom cylinder?<\/h3>\n

Yes, through the ODM route. Provide as much information as you have: the failed cylinder itself (we can reverse-engineer from physical measurements), the forklift make\/model\/serial number, photographs of the cylinder and its mounting, and the bore\/stroke\/port dimensions if measurable. Our engineering team will produce a drawing for your approval before manufacturing. Alternatively, provide the application requirements (load, speed, pressure, mounting envelope) and we design the cylinder from scratch.<\/p>\n<\/div>\n

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What is the cost difference between a standard catalogue cylinder and a custom one?<\/h3>\n

For a single prototype, the custom cylinder costs approximately 2\u20134\u00d7 the catalogue equivalent due to one-off setup and tooling. At 100+ pieces, the premium drops to 20\u201350% above catalogue depending on the level of customisation. At 1,000+ pieces with repeat orders, the unit cost approaches catalogue pricing because the setup costs are amortised across volume and the production line runs at standard efficiency. Contact Korea Ever-Power<\/a> with your specification and annual volume for a specific quotation.<\/p>\n<\/div>\n

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Can you apply our OEM brand markings to the cylinder?<\/h3>\n

Yes. Laser engraving, ink-jet printing, and adhesive labels are available for applying your brand logo, part number, serial number, date code, and any regulatory markings (CE, UL, etc.) to the cylinder body or rod end. Provide the marking artwork, placement drawing, and font specifications. For volume orders, custom packaging with your brand graphics is also available at no additional tooling cost above 500 pieces.<\/p>\n<\/div>\n

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Is the 1-year warranty the same for custom and standard cylinders?<\/h3>\n

Yes. All Korea Ever-Power cylinders \u2014 standard and custom \u2014 carry a 1-year warranty against manufacturing defects in materials and workmanship. The warranty covers the cylinder housing, piston rod, seals, and all internal components under normal operating conditions per the agreed specification. The warranty does not cover damage from exceeding the rated working pressure, using incompatible hydraulic fluid, or operating outside the specified temperature range.<\/p>\n<\/div>\n

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Can you produce custom cylinders for applications other than forklift steering?<\/h3>\n

The same OEM\/ODM capability applies across the full range of industrial vehicle hydraulic cylinders<\/a> \u2014 forklift tilt, lift, steering, and attachment cylinders, as well as aerial work platform cylinders, agricultural machinery cylinders, and sanitation vehicle cylinders. The custom manufacturing infrastructure is shared across all product lines, so the same engineering review, quality process, and testing standards apply regardless of the application.<\/p>\n<\/div>\n<\/div>\n<\/section>\n

<\/p>\n

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Standard Catalogue Alternatives<\/h2>\n

If your forklift model matches one of the standard catalogue specifications, a standard cylinder provides the same quality at lower cost and shorter lead time.<\/p>\n

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\"Standard<\/p>\n
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Standard Steering Cylinder<\/h3>\n

3 standard models with fixed bore (\u03a665, \u03a680), stroke, and mounting dimensions. Dual-rod double-acting design. Ships from stock.<\/p>\n<\/div>\n<\/div>\n

\"Standard<\/p>\n
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Standard Tilt & Lift Cylinders<\/h3>\n

Complete catalogue of standard tilt (7 models), lift (5 models), short lift (5 models), and distance adjustment (5 models) cylinders.<\/p>\n<\/div>\n<\/div>\n

\"Custom<\/p>\n
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Custom AWV Cylinders<\/h3>\n

The same OEM\/ODM custom capability for boom lift, scissor lift, and platform levelling cylinders.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"

When the standard catalogue models do not match \u2014 when your forklift platform requires a non-standard bore, a unique mounting geometry, a specific seal brand, or a pressure rating outside the standard range \u2014 Korea Ever-Power builds the steering cylinder to your drawing. This is a fully custom OEM and ODM manufacturing service: you provide the specification (or we engineer it from your application requirements), and we produce a steering cylinder that integrates into your hydraulic system as if it were designed with the vehicle from the start. ISO 9001:2015 \/ ISO 14001 \/ ISO 45003 certified production, premium seal options from Parker, NOK, Hallite, and Busak Shamban, and a 1 piece MOQ for prototyping through to 100,000+ piece annual production runs.<\/div>","protected":false},"featured_media":2220,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[850],"product_tag":[],"class_list":["post-2218","product","type-product","status-publish","has-post-thumbnail","product_cat-forklift-hydraulic-cylinders","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/product\/2218","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/comments?post=2218"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/media\/2220"}],"wp:attachment":[{"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/media?parent=2218"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/product_brand?post=2218"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/product_cat?post=2218"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hydrauliccylindersprice.com\/cs\/wp-json\/wp\/v2\/product_tag?post=2218"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}