{"product_id":"gs088-steel-spur-gear-39t","title":"GS088 Steel Spur Gear 39T","description":"\u003ch2\u003eCEN GS088 STEEL SPUR GEAR – 39T\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eCEN Racing GS088 Steel Spur Gear\u003c\/strong\u003e is a \u003cstrong\u003e39-tooth steel transmission gear\u003c\/strong\u003e used in compatible CEN driveline assemblies. CEN's current catalog identifies GS088 as the 39T steel spur gear, and historical CEN\/Nemesis documentation confirms the same GS088 part-number assignment.\u003c\/p\u003e\u003ch3\u003eVERIFIED PRODUCT DATA\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e CEN Racing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e GS088\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type:\u003c\/strong\u003e Steel Spur Gear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTooth Count:\u003c\/strong\u003e 39T\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e39T VS. 43T\u003c\/h3\u003e\u003cp\u003eGS088 is the \u003cstrong\u003e39-tooth\u003c\/strong\u003e version. CEN separately catalogs \u003cstrong\u003eGS087 as the 43T steel spur gear\u003c\/strong\u003e. Tooth count affects transmission ratio and gear pairing, so the two should not be assumed interchangeable simply because they share the same general construction.\u003c\/p\u003e\u003ch3\u003eGEAR MESH \u0026amp; BACKLASH\u003c\/h3\u003e\u003cp\u003eCorrect mesh is critical with steel gears. Too-tight mesh increases friction, heat and bearing load; too-loose mesh reduces tooth engagement and can concentrate load near the tips, increasing chatter and the risk of tooth damage.\u003c\/p\u003e\u003cp\u003eAfter installation, rotate the drivetrain through a full revolution by hand. Resistance should remain consistent with no repeating tight spots or sudden changes in backlash.\u003c\/p\u003e\u003ch3\u003eMATING-GEAR INSPECTION\u003c\/h3\u003e\u003cp\u003eA fresh GS088 should not be installed against a badly worn or chipped mating gear. Damaged mating teeth can quickly imprint poor contact into the new spur. Inspect the complete pair, supporting shafts and bearings together.\u003c\/p\u003e\u003ch3\u003eWEAR PATTERN DIAGNOSIS\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCentered polished contact:\u003c\/strong\u003e generally suggests load is being carried across the intended tooth face.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip-heavy wear:\u003c\/strong\u003e may indicate excessive backlash or shallow engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScoring or discoloration:\u003c\/strong\u003e may point to friction, contamination or misalignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDamage repeating in one section:\u003c\/strong\u003e can indicate eccentric mounting, shaft runout or bearing play.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipped edges or burrs:\u003c\/strong\u003e require inspection of the full gear train before continued operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eINSTALLATION CHECKLIST\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConfirm the transmission calls for CEN GS088 \/ 39T.\u003c\/li\u003e\n\u003cli\u003eInspect the mating pinion and adjacent gears for damage.\u003c\/li\u003e\n\u003cli\u003eCheck supporting bearings and shafts for play or roughness.\u003c\/li\u003e\n\u003cli\u003eSeat the spur gear squarely on its intended hub\/interface.\u003c\/li\u003e\n\u003cli\u003eSet backlash so the gears rotate freely without excessive looseness.\u003c\/li\u003e\n\u003cli\u003eRotate the drivetrain by hand through a complete revolution.\u003c\/li\u003e\n\u003cli\u003eVerify retaining hardware is fully secure.\u003c\/li\u003e\n\u003cli\u003eReinspect contact pattern and noise after the first operating session.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eNOISE AS A DIAGNOSTIC TOOL\u003c\/h3\u003e\u003cp\u003eA high-pitched whine can indicate overly tight mesh, while clicking or rhythmic knocking may indicate a damaged tooth, excessive backlash or eccentric rotation. New transmission noise after service should be investigated before continued use.\u003c\/p\u003e\u003ch3\u003eLUBRICATION \u0026amp; CLEANLINESS\u003c\/h3\u003e\u003cp\u003eFollow the lubrication method specified for the exact transmission. Avoid assuming more grease is always better: exposed lubricant can trap abrasive debris, while overpacked enclosed gearboxes can add unnecessary drag. Correct mesh, clean components and sound bearings are more important than excessive lubricant.\u003c\/p\u003e\u003ch3\u003eWHAT CEN DOES NOT PUBLISH\u003c\/h3\u003e\u003cp\u003eCEN confirms GS088 as a \u003cstrong\u003e39T steel spur gear\u003c\/strong\u003e, but does not publish a complete current specification set for gear pitch\/module, outside diameter, face width, bore dimensions, pressure angle or universal fitment. GASHEAD RC does not invent those values.\u003c\/p\u003e\u003ch3\u003eGASHEAD RC NOTE\u003c\/h3\u003e\u003cp\u003eIf GS088 is being replaced because of damaged teeth or unusual noise, inspect the mating pinion, bearings and shaft alignment at the same time. Steel gears are durable, but they will still fail quickly if the root cause is poor mesh or misalignment.\u003c\/p\u003e","brand":"CEN Racing","offers":[{"title":"Default","offer_id":48361996058676,"sku":"ezn1789727162948","price":12.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/0180\/3316\/files\/gs088-steel-spur-gear-39t_1.webp?v=1789727167","url":"https:\/\/woodbuttonwarmclad.shop\/products\/gs088-steel-spur-gear-39t","provider":"My Store","version":"1.0","type":"link"}