Hot Rods +4mm Stroker Crankshaft – Honda TRX250R 1987–1989
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
Hot Rods +4mm Stroker Crankshaft – Honda TRX250R (1987–1989)
Upgrade your TRX250R engine with this Hot Rods +4mm stroker crankshaft — precision-balanced and CNC machined for more torque, smoother revs, and reliable power gains.
✅ What’s Included
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Complete crankshaft assembly (+4mm stroke)
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Factory assembled and trued to OEM specs
📦 Fitment
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Honda TRX250R (1987–1989)
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Increases displacement to 260cc with stock piston
⚙️ Important Notes
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Head chamber must be machined 2.00mm deeper for clearance
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Main bearings sold separately
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Not rebuildable (uses shorter-than-OEM rods)
🛡️ Key Features
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Adds +4.00mm stroke for noticeable torque gains
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CNC-machined & dynamically balanced
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Perfect match for Cylinder Works Big Bore kits
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Drop-in OEM fit (no case mods required)
💲 Price & SKU
Retail Price: $521.95
SKU: 0921-0008 / 4107
Estimated Shipping Weight: 8.3 lbs
Ships Next Business Day
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
