The 1987 Dodge Raider features a rugged manual transmission system designed for off-road capability and reliable performance. This 5-speed manual transmission is mated to a 2.6L 4-cylinder engine, providing smooth shifting and durable operation in various driving conditions. Below are key sections covering specifications, operation, maintenance, troubleshooting, and service procedures.
The manual transmission in the 1987 Dodge Raider is a heavy-duty 5-speed unit designed for both on-road and off-road use.
| Specification | Details |
|---|---|
| Transmission Type | 5-speed manual, synchronized |
| Model Code | KM145 |
| Gear Ratios | 1st: 3.967, 2nd: 2.136, 3rd: 1.360, 4th: 1.000, 5th: 0.856, Reverse: 4.363 |
| Fluid Capacity | 3.2 quarts (3.0 liters) |
| Fluid Type | API GL-4 75W-90 gear oil |
| Transfer Case | 2-speed part-time 4WD |
| Clutch Type | Single dry plate, hydraulic operation |
| Shift Linkage | Direct rod-type mechanism |
Understanding gear ratios and proper shifting techniques for optimal performance.
WARNING! Do not shift into reverse while moving forward. Always come to complete stop before engaging reverse gear.
The shift pattern follows standard H-pattern with reverse gear located to the right and back.
| Shift Pattern | ||
| 5th | ||
| 3rd | 4th | |
| 1st | 2nd | |
| Reverse | ||
Controls: Floor-mounted shift lever, clutch pedal, transfer case lever (2H-4H-N-4L)
Operation Tips: Depress clutch fully before shifting, avoid riding clutch, use appropriate gear for terrain.
Proper fluid maintenance is essential for transmission longevity.
CAUTION! Use only specified GL-4 gear oil. GL-5 oils can cause premature synchronizer wear.
Regular maintenance ensures optimal transmission performance and longevity.
| Service | Interval | Procedure |
|---|---|---|
| Fluid Check | Monthly | Inspect level and condition |
| Fluid Change | 30,000 miles | Drain and refill with new fluid |
| Clutch Adjustment | 15,000 miles | Check pedal free play |
| Linkage Inspection | 15,000 miles | Check for wear and proper operation |
| Transfer Case Service | 30,000 miles | Change transfer case fluid |
The hydraulic clutch system requires proper maintenance for smooth operation.
WARNING! Do not rest foot on clutch pedal while driving. This causes premature wear.
The part-time 4WD system features a 2-speed transfer case.
Shift Positions:
Shifting Procedure: For 2H to 4H, shift while moving under 50 mph. For 4H to 4L, come to complete stop, shift transmission to neutral, then shift transfer case.
Typical problems encountered with the manual transmission system.
| Issue | Description |
|---|---|
| Hard Shifting | Difficulty engaging gears, often due to worn synchronizers or incorrect fluid |
| Gear Grinding | Grinding noise when shifting, typically synchronizer or clutch issues |
| Clutch Slippage | RPM increases without corresponding speed increase, indicates worn clutch |
| Fluid Leaks | Oil spots under vehicle, check seals and gaskets |
| Transfer Case Noise | Growling or grinding in 4WD modes |
Diagnostic procedures for common transmission problems.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Hard to shift into gear | Low fluid, worn clutch, linkage issues | Check fluid level, inspect clutch system, adjust linkage |
| Gear pops out | Worn shift forks, detent springs | Inspect internal components, replace worn parts |
| Transmission noise | Low fluid, worn bearings, gear damage | Check fluid, inspect for internal damage |
| Clutch chatter | Oil contamination, pressure plate issues | Replace clutch components, check for leaks |
| 4WD won't engage | Linkage adjustment, vacuum system | Adjust shift linkage, check vacuum lines |
Basic maintenance procedures for transmission system.
CAUTION! Transmission service requires proper tools and expertise. Consult professional mechanic for complex repairs.
The 1987 Dodge Raider manual transmission was covered by original factory warranty. Current support available through:
For technical assistance, contact Mopar Customer Service or visit authorized service centers.