Alternator Rebuild Kit John Deere Tractors 6120 6220 6320 6420 6520 6620 6820 6920 - 12381RK-A

Need to rebuild your vehicle's alternator? This premium replacement component kit is engineered to meet or exceed original factory specs, ensuring a perfect fit and long-lasting charging performance.

🚘 Vehicle Application Details

• Claas Telescopic Boom Forklift: 7035 / 7044 / 9055 CP (3.6L Deutz TCD 3.6 L4 2013-2017), 7055 / 9055 (4.1L Deutz TCD 4.1 L4 2013-2017)
• Deutz-Fahr 4-Wheel Drive Tractor: 6120.4 / 6120.4 TTV / 6130.4 TTV (4.1L Deutz TCD 4.1 L4 2012-2024), 6150 / 6160 TTV / 7210 ST / 7220 ST (6.1L Deutz TCD 6.1 L6 2012-2022)
• Fendt 2-Wheel Drive Tractor: 309 Vario / 310 Vario (4.0L Deutz 2010-2014)
• Fendt 4-Wheel Drive Tractor: 312 Vario / 313 Vario / 411 Vario / 412 Vario / 413 Vario / 414 Vario (4.0L Deutz 2010-2014), 712 Vario / 714 Vario / 716 Vario / 718 Vario / 720 Vario / 722 Vario / 724 Vario / 818 Vario / 819 Vario / 822 Vario / 824 Vario / 826 Vario / 828 Vario (6.1L Deutz 2010-2022), 922 Vario / 924 Vario / 927 Vario (7.2L Deutz TCD 2013 L06 2010-2018)
• Hamm Roller (Static and Vibratory): H11I / H13i / H14i / H16i / H16i P / H16IP (4.1L Deutz TCD 4.1 L4 2013-2022), H18i / H18i P / H18IP / H20i / H20i C / H20i P / H20IP / H25i / H25i CP / H25i P (6.1L Deutz TCD 6.1 L6 2013-2021), HD 90 / HD 90K / HD+ 100 VV / HD+ 110 VO / HD+ 110 VT / HD+ 110 VV HV / HD+ 120 VO / HD+ 120 VV / HD+ 120 VV HV / HD+ 140 VO / HD+ 140 VV / HD+ 140 VV HV / HD+ 90 VO / HD+ 90 VO S / HD+ 90 VT / HD+ 90 VT S / HD+ 90 VV / HD+ 90 VV HV / HD+ 90 VV S / HP 180 / HP 280 (4.0L Deutz 2010-2024), HD+ 120i VO / HD+ 120i VV / HD+ 140i VO / HD+ 140i VV (4.1L Deutz TCD 4.1 L4 2019-2024), HD+110i HP VO / HD+110i HP VT / HD+110i HP VV / HD+90i HP VO / HD+90i HP VOS / HD+90i HP VT / HD+90i HP VTS / HD+90i HP VV / HD+90i HP VVS / HP 180i-10 / HP 180i-12H / HP 280i (3.6L Deutz TCD 3.6 L4 2019-2024)
• John Deere 2-Wheel Drive Tractor: 6020, 6120, 6120L, 6215, 6220, 6220L, 6320, 6320L, 6415, 6415HC, 6420, 6420L, 6420S, 6515 (4.5L John Deere Engines 2002-2007), 6520, 6520L, 6615, 6620, 6715 (4.5L / 6.8L John Deere Engines 2001-2007)
• John Deere 4-Wheel Drive Tractor: 6820, 6920, 6920S Premium (6.8L John Deere 6068HL 2001-2006), SE6020, SE6120, SE6220, SE6320, SE6420, SE6520, SE6620 (4.5L / 6.8L John Deere Engines 2001-2007)
• John Deere Agricultural Tractor: 6120, 6220, 6320, 6420, 6520 (4.52L 2002-2005), 6620, 6820, 7220, 7320 (6.78L 2002-2006), 7420, 7520 (Farm Tractor 1994-1998)
• Kramer Telescopic Boom Forklift: 4507 (4.0L Deutz 2010-2013), 5507 (4.1L Deutz 2015-2021)
• Manitou Telescopic Boom Forklift: MLT 634-120 (3.6L Deutz TCD 3.6 L4 2014-2016)
• Massey Ferguson 4-Wheel Drive Tractor: MF 6475, MF 7465, MF 7475, MF 7480 (6.6L Perkins 1006D-E66TA 2010-2012)
• Massey Ferguson Combine: 32 (6.6L Sisu 620DS 2010-2014)
• Valtra Valmet 4-Wheel Drive Tractor: BC4500R (6.6L Sisu 2010-2014), BH135i (4.4L Sisu 2010-2014), BH210i (6.6L Sisu 2010-2014)
• Zetor 4-Wheel Drive Tractor: 150 HD (6.1L Deutz TCD 6.1 L6 2018-2020)
• Zoomlion 4-Wheel Drive Tractor: ZS1354 (6.1L Deutz TCD 2012 L06 2019-2024)

🔍 Cross-Reference Alternator Assemblies (Fits These Units)

• Bosch OE: 0 123 515 500, 0 123 515 501, 0 123 515 503, 0 123 512 502
• Deutz / KHD OE: 1181741, 1182040, 118-2027
• John Deere OE: AL119537
• Perkins OE: 2871A413
• Lester / PIC References: Lester 12381, 11888

📐 Component-Specific Technical Data

⚡ Voltage Regulator with Brushes Specs

• Technical Specifications: 12 Volt, A-Circuit, 14.5 Vset, 14mm Diameter Slip Ring, Hermetically Sealed Circuit
• Design: For Bosch IR/IF Alternators
• Replaces OEM: Bosch 1 197 311 240, 1 197 311 512, 1197311549, 1 197 311 551, 1 197 311 552, 1 197 311 553 | John Deere AL155404 | Alfa Romeo / Fiat / Lancia 9947418, 995083, 9950830 | Marelli 940038023 | Mercedes-Benz 003-154-19-06 | PSA Peugeot Citroen 576196 | Same 001026060
• Aftermarket Crossovers: IB512, W080-39, 230-24103, 09137

⚡ Drive End Bearing (Front) Specs

• Industry Number: 55224
• Dimensions: 17mm ID x 52mm OD x 17mm W
• Interchange Numbers: Bosch 1120905525, 10-3043-4W

⚡ Rotor SRE Bearing (Rear) Specs

• Industry Number: 54000 / 6203-2RS
• Dimensions: 17mm ID x 40mm OD x 12mm W
• Interchange Numbers: Bosch 1120905525, 6-203-4W

⚡ Bearing Tolerance Ring Specs

• Dimensions: 40mm ID x 43mm OD x 47mm L
• Interchange Numbers: Bosch 1120591116, W110-69

⚡ Slip Ring Specs

• Dimensions: 7.1mm ID x 16.1mm OD x 52mm L
• Replaces OEM: Bosch 1124303007, F00M143019
• Interchange Numbers: 7120202, 313-24002, 28-91852

💕 Our Worry-Free Promise

Because automotive electrical parts are highly specific, we want you to buy with total confidence. If you tear down your alternator and realize you need a different size or configuration, don't sweat it. We offer easy, no-hassle returns and fast refunds. We are here to help your DIY build succeed!