GUARANTEED FIT: Direct replacement alternator for Volkswagen for Jetta 1.4L 2016-2018. Matches OEM specs for plug & play installation. POWERFUL 140A 12VV OUTPUT: Delivers reliable 140 Amps at 12V Volts to handle demanding electrical loads (lights, A/C, audio) & prevent battery drain. Engineered for peak performance. PREMIUM NEW CONSTRUCTION: Completely New unit (not reman) built with heavy-duty copper windings, precision bearings & advanced rectifiers. Exceeds durability & superior performance standards. EXACT OEM SPECIFICATIONS: Features CW rotation, IR (Internal Regulator), IF (Internal Fan) & 6-Groove Pulley. Replaces OEM part numbers & reference numbers: 20351 20351N;TG14C071;TG14C083;04C903023K;04C903023KX;04C903023M;04C903023MX 04C903023M, 04C903023MX 2622499A, 2715992A, 439894, 440640, 89215862 BUY WITH CONFIDENCE: SCITOO Auto supply alternator for most cars, SUVs, trucks and trailers. Backed by a full 24-month unlimited-mileage guarantee on our build quality automotive alternators. Drive with confidence & total peace of mind. Brand SCITOO Model 135662 Exterior Machined Item Weight 16.53 pounds Manufacturer SCITOO Item model number 135662-5336-1008589521 Package Dimensions 9.45 x 8.07 x 6.69 inches Manufacturer Part Number 135662-5336-1008589521