Complete 4x4 Drivetrain Service

Whether you’re maintaining a daily driver, building a trail rig, or restoring a classic 4x4, Lara & Sons has the expertise to handle your complete drivetrain needs.

Services We Offer

Drivetrain Diagnostics

Not sure what’s wrong? We’ll find it:

  • Road testing
  • Noise diagnosis
  • Vibration analysis
  • Fluid analysis
  • Visual inspection

Complete Drivetrain Overhauls

Full service for your entire drivetrain:

  • Front and rear differential service
  • Transfer case service
  • Transmission service
  • Driveshaft inspection/repair
  • U-joint replacement

Gear Upgrades

Re-gearing your entire drivetrain:

  • Matched front and rear gear sets
  • Transfer case gearing (where applicable)
  • Speedometer recalibration
  • Proper break-in procedures

Axle Swaps

Upgrading to stronger axles:

  • Dana 44 swaps
  • Dana 60 swaps (front and rear)
  • One-ton axle conversions
  • Corporate 14-bolt conversions
  • Custom axle builds

Driveshaft Service

Keeping power flowing smoothly:

  • U-joint replacement
  • CV joint service
  • Driveshaft balancing
  • Custom driveshaft fabrication
  • Slip yoke service

Performance Upgrades

Traction Upgrades

  • Locker installation
  • Limited-slip differentials
  • Spool installation

Strength Upgrades

  • Chromoly axle shafts
  • Upgraded ring and pinion sets
  • Heavy-duty U-joints
  • Reinforced differential covers

Suspension Integration

We work with your suspension setup:

  • Proper driveline angles
  • Slip yoke eliminator kits
  • CV driveshaft conversions
  • Pinion angle correction

Vehicles We Specialize In

Jeep

  • Wrangler (YJ, TJ, JK, JL)
  • Cherokee (XJ, KJ, KL)
  • Grand Cherokee (ZJ, WJ, WK, WK2)
  • Gladiator (JT)

Toyota

  • 4Runner
  • Tacoma
  • Tundra
  • Land Cruiser
  • FJ Cruiser

Ford

  • F-150/F-250/F-350
  • Bronco (classic and new)
  • Ranger
  • Excursion

Chevrolet/GMC

  • Silverado/Sierra
  • Colorado/Canyon
  • Tahoe/Yukon
  • Suburban

RAM

  • 1500/2500/3500
  • Power Wagon

Why Proper Drivetrain Setup Matters

An improperly set up drivetrain leads to:

  • Premature gear failure
  • Vibration and noise
  • Poor fuel economy
  • Safety hazards

We take the time to do it right, with proper gear patterns, correct preloads, and thorough testing.