Component 8 · EV Two-Wheeler

Frame & Suspension

The skeleton — structure, load and ride comfort.

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What it is & why it matters

Frame & Suspension

The frame carries every load; suspension (front fork + rear shock) absorbs Pakistan's potholes and speed bumps. High-tensile steel is cheap and tough; aluminum is lighter but pricier. Geometry decides stability under cargo.
Key specs to check
Material Hi-ten steel / Alloy

Steel = tough; Alloy = light

Fork Telescopic / Inverted

Hydraulic damping preferred

Shock Spring / Air

Preload adjustable for load

Load 100–200 kg

Check rated payload

Wheelbase 1200–1400 mm

Longer = stable with cargo

Ground clear. 130–180 mm

Clears bumps & flooding

How to choose for Pakistan
  • Steel frame for tough, low-cost CKD; alloy if weight matters.
  • Hydraulic fork + preload shock for PK roads.
  • Size payload to your cargo (rider + goods).
  • Longer wheelbase = steadier when loaded.
Common buying mistakes
  • Under-rated frame cracks under cargo on bad roads.
  • Cheap spring-only fork bottoms out on bumps.
  • Low ground clearance scrapes on speed breakers.
Related YBNIU parts
Buyer FAQ

Common questions

Steel is tougher and cheaper for CKD; alloy saves weight if range or handling matter more than cost.
Hydraulic front fork with preload-adjustable rear shock absorbs potholes and speed breakers best.
Check the rated payload (rider + cargo); 150 kg is typical for a cargo e-moto.
Need a tailored quote? Message YBNIU on WhatsApp →
← 电动车选购科普 · 第 8 / 12 个部件
它是什么、为何重要

车架与悬挂

车架承受一切载荷;悬挂(前叉 + 后减震)吸收巴基斯坦的坑洼与减速带。高强钢便宜耐造;铝合金更轻但更贵。车架几何决定载货下的稳定性。
要看的关键规格
材质 高强钢 / 铝合金

钢=耐造;铝=轻

前叉 正置 / 倒置

优选液压阻尼

减震 弹簧 / 空气

预载可调承重

载重 100–200 kg

看额定载荷

轴距 1200–1400 mm

越长载货越稳

离地间隙 130–180 mm

过坎与涉水

如何为巴基斯坦选型
  • 要耐造、低 CKD 成本选钢架;看重重量选铝合金。
  • 巴基斯坦路况选液压前叉 + 预载减震。
  • 按载货(人+货)选额定载荷。
  • 轴距越长,载货越稳。
常见采购误区
  • 载荷不足的车架在烂路载货下开裂。
  • 廉价纯弹簧前叉过坎触底。
  • 离地间隙低,过减速带刮底。
YBNIU 相关部件
买家问答

常见问题

钢更耐造、CKD 更便宜;若续航或操控比成本重要,选铝合金减重。
液压前叉 + 预载可调后减震,最能吸收坑洼与减速带。
看额定载荷(人+货);货运电摩常见 150 kg。
需要定制报价?在 WhatsApp 联系 YBNIU →
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