{"product_id":"heavy-duty-steel-bevel-gear-differential-set-for-1","title":"Heavy Duty Steel Bevel Gear Differential Set For 1 18 RC Crawler TRX4M Upgrades Includes 12T 22T Overdrive And 12T 26T Underdrive Gears For Robust Metal Diff Gears Boosting Torque Durability And Smoother Steering On Tough Trails","description":"\u003cdiv\u003eHeavy Duty Steel Bevel Differential Set for 1\/18 RC Crawlers\u003cbr\u003e\n✔️ 2-set steel diff gears: 12T-22T overdrive and 12T-26T underdrive \u003cp\u003eThis heavy-duty bevel gear differential set replaces the stock plastic gears in 1\/18 scale RC crawlers like the TRX4M. Built from steel, it boosts durability and torque for rugged trails and rock crawling. Ideal for enthusiasts looking to upgrade steering response and drive performance on tough terrains.\u003c\/p\u003e ✅ Material: steel diff gears for strength and durability\u003cbr\u003e\n✅ Overdrive pair: 12T-22T front (about 9% overdrive)\u003cbr\u003e\n✅ Underdrive pair: 12T-26T rear (-7.6% underdrive)\u003cbr\u003e\n✅ Weight: ~7 g per set; total ~14 g for 2 sets\u003cbr\u003e\n✅ Includes: 2 gear sets for front and rear installation\u003cbr\u003e \u003cp\u003e💡 What is an RC crawler differential gear set used for and how do overdrive and underdrive gears affect performance?\u003c\/p\u003e\n\u003cp\u003eThese gear sets are handy upgrades for tuning torque distribution and handling on rugged trails.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOverdrive front gear increases front axle torque for better climbs.\u003c\/li\u003e\n\u003cli\u003eUnderdrive rear gear reduces rear torque and improves steering stability.\u003c\/li\u003e\n\u003cli\u003eFront overdrive with rear underdrive can boost crawling performance on tough terrain.\u003c\/li\u003e\n\u003cli\u003eLubrication and correct installation extend gear life and ensure smooth operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48234042360043,"sku":"VXB0CHZ4NQPF","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61xkBLZpGbL.jpg?v=1778328380","url":"https:\/\/vxb.com\/products\/heavy-duty-steel-bevel-gear-differential-set-for-1","provider":"VXB Bearings","version":"1.0","type":"link"}