New Starter Motor Compatible with 2011-2012 Acura RL J37A2 3.7L SOHC VTEC 60-Degree V6 3664cc 300HP SH-AWD 6-Speed Sequential Auto 12V PMGR Replaces 31200RKGA01 4280008750 31200-RKG-A01

2011-2012 ACURA RL LUXURY SEDAN — J37A2 V6:
• RL J37A2 3.7L 3664cc 224ci SOHC VTEC V6 300HP SH-AWD (2011-2012)
• Final generation RL — replaced by RLX for 2014 model year

RL TRIM LEVELS (ALL USE SAME STARTER):
• RL Base — SH-AWD / 6-Speed Sequential SportShift Auto
• RL Technology Package — Navigation / AFS / Rear Camera
• RL Advance Package — Collision Mitigation / Adaptive Cruise

J37A2 ENGINE SPECIFICATIONS:
• 3.7L SOHC VTEC 60° V6 / 3664cc / 224ci / Aluminum
• 90mm Bore x 96mm Stroke / 11.2:1 Compression Ratio
• 300HP @ 6300 rpm / 271 lb-ft @ 5000 rpm / 6800 rpm Redline
• SOHC VTEC 24-Valve / PGM-FI / Premium Fuel Required
• Dual-Stage Magnesium Alloy Intake Manifold / Belt-Driven
• Aluminum Block with Aluminum Cylinder Liners (lighter than J35)

OEM PART NUMBERS:
• Acura: 31200-RKG-A01 / 31200RKGA01 / DUDV8
• Denso: 428000-8750 / 4280008750

STARTER SPECIFICATIONS:
• Type: PMGR / Manufacturer: Denso (DUDV8) / Voltage: 12V
• Power: 1.2kW / 1.61HP / Rotation: CCW / Teeth: 19
• Gear OD: 53.1mm / Length: 211.1mm / Weight: 8.61 lbs / 3.91 kg
• Mounting: 10.7mm Unthreaded (x2) / C-to-C: 108.6mm / Dowels: (2) 6mm

Acura RL Starter Motor — 12V Denso PMGR J37A2 3.7L VTEC V6 SH-AWD:
Premium aftermarket Denso PMGR starter for the 2011-2012 Acura RL with J37A2 3.7L SOHC VTEC 60-degree V6. The J37A2 is the RL-specific variant of the Honda J37A family, featuring aluminum block with aluminum cylinder liners for lighter weight than the J35. Produces 300HP at 6300 rpm and 271 lb-ft at 5000 rpm with 11.2:1 compression and dual-stage magnesium intake. SH-AWD standard. Delivers 1.2kW / 1.61HP with 19-tooth CCW-rotation pinion and 53.1mm gear OD. Dual 10.7mm unthreaded ears at 108.6mm C-to-C. Weighs 8.61 lbs.
⚠️ IMPORTANT: Verify OEM part number before ordering to ensure proper fitment.