iPhotos are indicative: the product may differ in some details. Refer to the specifications.

MahleRef. OEM OEM OEM

Mahle Alternator Pulley SPZ Profile Ref. 37916906120 OEM MGX63KIT

Genuine Mahle alternator pulley, part number 37916906120 (cross-references MGX 63KIT, MGX63KIT). Engineered for SPZ section V-belts with a 17 mm inner bore (A), 68 mm outer diameter (B), 14 mm groove width (C), and 21 mm depth (D). Built from high-strength machined steel to eliminate belt slipping and ensure smooth, reliable power transmission on agricultural alternators.

OEM MAHLE / Letrika Precision Quality
Optimized for SPZ V-Belts (9.7 mm)
High-Strength Solid Steel Construction

€33.50VAT incl.

Coupon -€0.67 -2% sul carrello

Sconto extra riservato ai clienti registrati

Accedi per sbloccare il codice

Prezzo finale con coupon: €32.83

Not sure it fits?Message us with your tractor model

Secure paymentsEasy returnsFree shipping over €30 + VAT

Description

Key features

OEM MAHLE / Letrika Precision QualityTurned to strict original equipment tolerances, ensuring true concentricity, smooth groove walls, and zero rotational runout across all engine RPMs.

Optimized for SPZ V-Belts (9.7 mm)The groove angle and sidewall profile are calibrated for SPZ narrow V-belts, providing maximum wedging grip without bottoming out or slipping under heavy electrical alternator loads.

High-Strength Solid Steel ConstructionMachined from solid bar stock with anti-corrosive surface treatment to withstand abrasive agricultural dirt, dust, and moisture.

Standardized Fitment (17 x 68 x 14 x 21 mm)Standard 17 mm bore with internal keyway slots directly onto rotor shafts across the MAHLE / Letrika / Iskra alternator range (IA, AAG, AAK series).

Direct OEM InterchangeExactly matches original Iskra/Letrika references MGX 63KIT / MGX63KIT commonly fitted on compact agricultural machinery.

Specifications

Commercial Part Number	37916906120
Brand / Manufacturer	MAHLE (Letrika / Iskra range)
Original Equipment References (OEM)	MGX 63KIT, MGX63KIT, 11.690.612
Component Classification	Single-groove V-belt alternator drive pulley
Dimension A (Rotor Shaft Bore)	17.00 mm
Dimension B (Outside Diameter)	68.00 mm
Dimension C (Groove Width)	14.00 mm
Dimension D (Overall Depth / Thickness)	21.00 mm
Drive Belt Profile Compatibility	SPZ narrow V-belts (9.7 mm width)
Material	Precision-turned high-grade solid steel
Primary Alternator Application	MAHLE / Letrika / Iskra IA series alternators (e.g., 379IA0096, 37699600) and similar units with 17 mm shaft