Harley-Davidson Dyna SuperGlide, Dyna Low Rider, Dyna Wide Glide, Dyna Street Bob & Dyna Fat Bob 2006 Repair Manual (P/N 99481-06)

This 914-page OEM PDF publication serves as the definitive technical reference for the 2006 Twin Cam 88 1450cc fuel-injected engine platform. Whether you are running diagnostics on a Street Bob or preparing a Low Rider for a complete teardown and repair, having factory-level data directly impacts the efficiency of your shop. Working on these heavy cruisers requires absolute precision. Strictly adhering to the factory torque values and safety procedures outlined in this documentation is vital to prevent catastrophic component failure and ensure safe operation on the road.

• Covers 2006 Harley-Davidson Dyna models, including Super Glide, Low Rider, Wide Glide, Street Bob, and Fat Bob configurations
• Combines official Harley-Davidson publication P/N 99481-06 (Service Manual) and P/N 99496-06 (Electrical Diagnostics), 2006 model year release
• Features 56 detailed exploded-view diagrams, 8 comprehensive maintenance tables, and 12 specific torque-sequence illustrations
• Explores critical components including the electronic fuel injection (EFI), turn signal security module (TSSM), sealed wheel bearings, active intake solenoid, idle air control (IAC), main drive gear, starter solenoid, and voltage regulator
• Details step-by-step procedures for wheel lacing, truing laced wheels, steering head bearing adjustment, brake caliper rebuilding, fork fluid replacement, primary chain tensioning, key fob assignment, password learning, and fuel pressure testing

System Coverage and Diagnostics

The publication provides deep technical insights into the chassis and powertrain requirements of the 2006 lineup. You get complete maintenance schedules, fluid capacity specifications, and torque reference charts for critical fasteners across the engine, transmission, and primary drive systems. It breaks down the exact specifications for chassis alignment, wheel lacing, and steering head adjustments. Brake system references cover both single and dual disc setups, supplemented by a Drive Belt Wear Patterns view and a Clutch Cover Torque Sequence illustration. Detailed step-by-step instructions allow independent mechanics to handle complex jobs that typically require a costly dealership visit, such as bleeding the hydraulic brakes, assigning a personal security code, and performing complete fuel system electrical tests.

Beyond mechanical hard parts, the electrical diagnostic sections give you the data needed to trace complex issues efficiently. This includes starting and charging system tests alongside the Starting Circuit diagram, TSM/TSSM module operations, and full engine management wiring diagrams backed by an EFI System Circuit schematic. The text also documents handling, suspension fine-tuning, and proper storage preparation for the entire Dyna family, supported by a Battery Self-Discharge Rate chart and an Engine Oil Flow diagram.

Critical Factory Specifications

Having exact factory numbers on hand minimizes diagnostic time on the lift, directly increasing your daily repair turnaround rate. For the Twin Cam 88, engine oil capacity is documented at 3.0 quarts in the maintenance section. The manual specifies rear belt deflection at 5/16 to 3/8 inches under 10 lbs of force. When adjusting the front end, steering head fall-away values must be dialed in exactly at 2.0 to 4.0 inches.

Drivetrain fluid requirements dictate 32 ounces for the primary chaincase across all variations. For final assembly, the rear wheel axle nut torque is strictly set at 60 to 65 ft-lbs, while spark plug gaps need to be set between 0.038 and 0.043 inches.