[Direct OEM Replacement] Precisely replaces John Deere OEM part numbers GX20006 and UC30568. Engineered to match original fit, form, and function for a wide range of lawn and garden tractors. [Exact Dimensions] 0.50" width x 88.90" effective length. Designed specifically for John Deere and compatible models requiring this exact belt size – ensures proper tension and smooth operation. [Premium Aramid Cord Construction] Built with high-strength aramid tensile cords (same material used in bulletproof vests), natural rubber body, and two-layer wrapped cover. Delivers exceptional resistance to stretching, shock loads, heat, and oil. [Broad Compatibility – Please Verify Model] Fits hundreds of John Deere models including D100 series, L100 series, LA100 series, S100 series, X100 series, plus Sabre, Scotts, and Sabo models. Always confirm your mower's full model number for perfect fit. [Proven Wear Resistance & Load Capacity] Lab-tested for low friction and minimal wear volume. High breaking strength handles heavy-duty use without failure – prevents slipping, squealing, and premature replacement. [Restore Peak Performance] Replaces worn, stretched, or glazed drive belts to restore smooth forward/reverse motion and reliable engagement. Keeps your mower operating like new. [Easy DIY Installation] Direct bolt-on replacement. Simply release belt tension, remove old belt, route new belt according to deck diagram, and re-tension. No special tools required. Is your John Deere lawn tractor struggling to move forward, making squealing noises, or failing to propel itself up a slight incline? A worn, stretched, or glazed drive belt is the most common cause. Our premium replacement GX20006/UC30568 drive belt restores smooth, reliable propulsion – at a fraction of dealer cost. [The Heart of Your Tractor's Powertrain] The drive belt (also called hydrostatic drive belt or powertrain belt) transfers engine power to the transmission. When it slips or breaks, your mower becomes immobile. Our belt is engineered to meet or exceed John Deere OEM specifications, delivering the precise grip and flexibility needed for seamless speed control and hill-climbing ability. [OEM-Grade Construction for Long Life] Aramid Tensile Cords: Unlike fiberglass-reinforced belts that stretch over time, aramid fibers resist permanent deformation even under heavy loads and sudden engagement. Natural Rubber Body: Maintains flexibility in cold weather, ensuring reliable operation year-round. Double-Layer Wrapped Cover: Protects against oil leaks, debris, and heat buildup – the #1 killers of lawn tractor belts. Lab-tested for low friction and minimal wear, this belt delivers consistent performance season after season. [Proven Compatibility – Extensive Model List] ✅ Replaces OEM # GX20006: Fits John Deere 105, 115, 125, 135, 145, 107S, 155C, D110, D120, D125, D130, D140, D150, D155, D160, D170, E110, E120, E130, E140, E150, E160, E170, E180; L105, L107, L108, L110, L111, L118, L120, L130; LA110, LA115, LA120, LA125, LA130, LA135, LA140, LA145, LA150, LA155, LA165, LA175. ✅ Replaces OEM # UC30568: Fits John Deere S100, S110, S120, S130, S140, S160, S170, S180, S220, S240; X107, X110, X120, X125, X126, X127, X140, X145, X165, X166, X167; Sabre 1642HS, 1742HS, 17.542HS; Scotts L17.542, L2048, L2548; Sabo 108-14.5, 108-17HS. This is a partial list. Please verify your mower's full model number against your owner's manual or parts diagram before ordering. [Installation in 5 Simple Steps] Safety First: Disconnect spark plug wire, remove key, and allow engine to cool. Access Belt: Remove belt guard or deck as needed to access drive belt system. Release Tension: Locate idler pulley and relieve belt tension using a wrench or tensioner tool. Replace Belt: Slip old belt off pulleys, then route new belt exactly as the original was positioned – follow routing diagram on mower deck or in manual. Re-tension & Test: Re-engage tensioner, ensure belt seats properly in all pulley grooves, reinstall guards, reconnect spark plug, and test drive. [Why Choose Our Drive Belt?] Cost-Effective: Premium quality at a fraction of John Deere dealer prices. 100% OEM Match: Engineered for exact fit and function – no modifications needed. Peace of Mind: Backed by our commitment to quality and customer satisfaction. Don't let a tired drive belt sideline your mower. Order the GX20006/UC30568 replacement belt today and get back to a perfectly manicured lawn!